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Supplemental Math Word Problems

NOTE: The answer to a word problem must include a word – without it the answer is incomplete and therefore incorrect.
1. Toms' average electricity bill is $11.32 per month. About how much will he pay for electricity in one year?

$120 estimating


2. Ribbon cost $2.39 per yard. How much will twenty-seven feet cost?

$21.51
3. Glasses come four dozen to a crate. How many glasses are in 18 crates?

864 glasses
4. I set the cruise control on my car at sixty miles per hour. How many miles will I drive in two and a half hours?

150 miles


5. A Ferrari gets 14 miles per gallon of gas. Gas costs $3.18 per gallon. If the Ferrari's gas tank holds nineteen gallons, and assuming the tank was empty, how much would it cost to fill the tank and how far could the Ferrari go before it ran out of fuel?

$60.42; 266 miles


6. The price of a couch is listed as $999. You don't have the money right now but the salesman says you can buy it for only $29 per month. You ask how many payments you would have to make all together and he answers only 48 payments. Would you pay more for the couch if you bought it on time, and if so, how much more?

$393 more


7. The odometer read 22,953 when you last filled the tank of your car. Now it reads 23,301. You pull into a gas station where it takes 14.5 gallons to fill the tank. The gas costs $3.18 per gallon. How many miles did you travel between fill ups?

348 miles

8. The odometer read 22,953 when you last filled the tank of your car. Now it reads 23,301. You pull into a gas station where it takes 14.5 gallons to fill the tank. The gas costs $3.18 per gallon. How many miles per gallon of gas did your car get?

24 miles per gallon

9. The odometer read 22,953 when you last filled the tank of your car. Now it reads 23,301. You pull into a gas station where it takes 14.5 gallons to fill the tank. The gas costs $3.18 per gallon. How much does it cost to fill the tank?

$46.11
10. You want to buy a Red Line bike for $499. You have $167 in the bank. Your paper route pays you $17 per week. How many weeks will it take you to earn enough money to buy the bike?

20 weeks. You wouldn't have enough money after 19 weeks—you'd have more than you need in 20.

11. A school has 28 reams of paper. One ream is 500 sheets. If there are 700 students at the school, how many days will the 28 reams of paper last if each student uses five pieces of paper a day?

4 days
12. Your car payment is $347 per month. Insurance costs you $378 every six months. The annual registration fee costs $212. How much do the expenses total over the course of a year? How much does the car cost per day, rounded to the nearest cent? This cost analysis is missing several things you'd also have to pay for. How many can you think of?

$5,132 per year; $14.06 per day; gas and maintenance


13. Widget Imports pays an import duty of seven cents for each widget they bring into the United States. If they import 34,789 widgets per month, how much will they pay in import duties during a year of business?

$29,222.79

14. Assume that tennis shoes wear out after 2,300 miles of walking. If seventeen children each had new tennis shoes and they all started out walking together, how far would they each walk before all the tennis shoes were worn out?

2,300 miles

15. Assume that tennis shoes wear out after 2,300 miles of walking. If one child had 17 pairs of new tennis shoes, how far could he / she walk before all the shoes were worn out?

39,001 miles


16. Theresa and her friend went to a candy store where they spent $6.75 on 15 candy bars. What was the average cost of one candy bar?

$.45
17. Cathy went to twelve houses selling catalogs for $2.50 each. If people bought a catalog at one third of the houses she visited, how much money did she collect?

$10
18. Tarrah and her sister are signing up for dance lessons, which cost $20 per student. Between them they have $95.00. How may months can they sign up for? If they wanted to sign up for six months, how much more money would they need?

Two months; $145 more


19. Dan takes his two poodles to the groomer each month to be clipped and bathed, which costs $19.95 per dog. How much will Dan spend to groom his dogs for a year?

$478.80
20. Nick's group picked 48 apples. Don's group picked 39 apples and Joe's group picked 42. What was the average number of apples picked per group?

43 apples
21. Sandra bought a pack of ten plain yellow pencils of $1.00 and a pack of five fancy-glow pencils of $.80. On average, what did she pay for each pencil?

$.12

22. Jamie was driving 47 mile per hour in a zone marked 25. A cop pulled her over and gave her a speeding ticket. The fine was determined by charging $3.00 for every mile per hour over the posted limit. How much did the ticket cost?

$66

23. Beth bought a pair of sunglasses for $12.98. Tod bought a pair for $19.99. Sara bought a pair for twice as much as Beth's. What was the total cost for the sunglasses?

$58.93
24. Hot dogs come twelve to a package while buns come eight to a package. How many packages of hot dogs and buns would you need to buy to have exactly equal numbers of hot dogs and buns?

2 packages of hot dogs and 3 packages of buns, or any multiple of these two.
25. One of the world's tallest buildings is the 1,454 foot tall Sears Tower in Chicago which has 110 stories. What's the average height of each story rounded off to the nearest whole foot?

13 feet
26. The 1,454 foot tall Sears Tower in Chicago has two television transmission towers on the roof. The total height of the building and TV towers is 1,559 feet. How tall are the TV towers?

105 feet
27. About how many times taller is the Sears Tower than the TV towers on its roof?

14 or 15 times taller depending on how students round.


28. One of the earliest known murals on man-made walls are the clay leopards at Catal Huyuk in southern Anatolia, Turkey, which date from approximately 6,200 B. C. About how old are these murals?

About 8,200 years old


29. As of 1989, the highest shade temperature ever recorded was 136.4 degree Fahrenheit, while the lowest recorded temperature was -128.6. How many degrees separate these two records?

265 degrees Fahrenheit

30. The greatest temperature variation recorded in a 24 hour period was a drop from 44 degrees to -56 degrees Fahrenheit at Browning, Montana on January 23-24, 1916. How many degrees did the temperature drop?

100 degrees Fahrenheit

31. On January 22, 1943 in Spearfish, SD, the temperature rose from -4 degrees Fahrenheit to 45 degrees Fahrenheit in two minutes. What was the average rise in temperature per minute?

24.5 degrees Fahrenheit per minute


32. Continuous weather records have been kept at Radcliffe Observatory, Oxford, England for 175 years. What year were the records begun?

Answer varies depending on the current year


33. The temperature of the Earth's core is estimated at 4,500 degrees Celsius. How many times the boiling point of water is that?

45 times
34. The temperature of lightning bolts can reach 30,000 degrees Celsius, which is more than five times greater than the temperature of the surface of the sun. What is the approximate temperature of the sun's surface?

6,000 degrees Celsius
35. When the sun is directly overhead, the temperature on the moon's surface reaches 243 degrees Fahrenheit, but during the lunar night, the temperature drops as much as 504 degrees. What is the temperature of the moon's surface at night?

-261 degrees Fahrenheit


36. Mike has $42.39. He's paid $2.25 per hour for mowing lawns. If he saves all his earnings and combines them with what he has now, how many hours must he work to buy a computer program which costs $75.00?

15 hours; 14 hours wouldn't give him enough, but 15 would provide more than he needs

37. Forty feet of fencing is used to build a square pen measuring 10 feet on each side. If fence posts are placed 5 feet apart, how many posts are required to erect the fence?

8 posts

38. Sally's house is located 462 feet east of Dave's. Joe's house is located 134 feet west of Sally's. How far is Dave's house from Joe's? (Hint: draw a picture)

328 feet
39. A tennis ball manufacturing plant produces 2,067 tennis balls per hour. If three balls fit in a can and cans cost the company 12.5 cents each, how much will the company spend for the cans to package the output of an eight hour shift at the plant?

$689
40. The longest animal ever recorded is the ribbon worm which is found in the coastal waters of the North Sea. In 1864 a specimen measuring 180 feet long washed ashore in Scotland after a storm. How many inches long was the worm? How many yards long was it?

2,160 inches; 60 yards
41. The strongest animals in the world for their size are large beetles which can carry up to 850 times their own body weight. If an average adult man weighs 150 pounds, how much would he have to carry to equal the feat of the beetle?

127,500 pounds


42. The fastest moving animal is the peregrine falcon which has been timed electronically at 217 mph while diving. How far could the falcon dive in one minute? (Round your answer to the nearest tenth of a mile.)

3.6 miles


43. The fastest flying bird in level flight is the red-breasted merganser, a fish-eating duck, which was clocked at 80 mph in 1960. The distance across the United States is about 3,000 miles. If the bird were capable of flying that distance non-stop at 80 mph, how long would the flight take?

37.5 hours

44. The most phenomenal eating machine in nature is the larva of the Polyphemus moth of North America which, in the first 48 hours of its life, consumes an amount equal to 86,000 times its birth weight. How many pounds would an average 7 pound human baby have to eat to equal the moth's consumption? How many tons is that?

602,000 pounds; 301 tons

45. TV shows show bad guys running around with a million dollars stuffed in a briefcase. Is this realistic? A single bill of paper money weighs 1 gram. There are 453 grams in a pound. How much would $1,000,000 in one dollar bills weigh? What if the million were in $5 bills? How about $10 bills? How about $20 bills? (Round your answers to the nearest pound.)

2,208 lb; 442 lb; 221 lb; 110 lb


46. The last three digits of Sue's phone number add up to 2 dozen. The last 2 digits are the same, but all three are not the same. What is the last digit of Sue's phone number?

9; the last three digits are 699


47. Sharon had half a pie. She and two friends shared it equally. If Sharon only ate half her piece, how much pie did she eat? (Hint: draw a picture.)

1/12th of the pie


48. I bought gas with a $20 bill. It cost $10.88 for 4 gallons. How much change did I get and how much did one gallon of gas cost?

$9.12; $2.72


49. A tanker ship carried 8,456 barrels of oil. Each barrel was valued at $98 and contained 42 gallons. How many gallons of oil were on board the tanker?

355,152 gallons


50. Crab sells for $2.49 per pound, butter for $1.27 per pound, bread for $1.49 per loaf and milk for $2.12 per gallon. If the total bill came to $28.04 and the shopping list included one pound of butter, two loaves of bread, and three gallons of milk, how many pounds of crab were bought?

5 pounds

51. A bike racer took 8 days to travel 672 miles. He then rode another 672 miles, but this time it only took him 7 days. How many more miles per day did he ride to cover the distance in 7 days rather than 8?

12 miles more per day

52. The carnival booth was open for five hours. Sally, George and his two friends each took turns working at the booth. If each person worked the same amount of time, how long did each person work?

75 minutes each


53. Fred is a part-time salesman. His monthly sales were $234, $275, $304, $197, $268, and $201 during the course of six months. What were his average sales per month?

$246.50
54. Fred sells an average of 78 books a month. How many will he sell in a year?

936 books
55. Two men started driving from the same place. One drove north for three hours at 60 miles per hour, then his car broke down and stopped. The other drove south at 55 miles per hour for seven hours, then his car broke down and stopped. How far apart were the two men? If they started walking toward each other at 5 miles per hour and didn't stop until they met, how long would they each have walked?

565 miles apart; 56.5 hours each


56. There are 30 students in a class. There are six more girls than boys. How many girls are in the class?

18 girls (12 boys)


57. Of the 180 million tons of garbage generated in the U.S. each year, one third is packaging (cardboard, shrink wrap, Styrofoam, etc.) How many tons of packaging is that?

60 million tons


58. A shop sells cookies for $1.00 each or ten for $9.00. How much would you pay for twenty-five cookies?

$23

59. A group of eight people are going camping for three days and need to carry their own water. They read in a guide book that 12.5 liters are needed for a party of five for one day. How much water should they carry?

60 liters

60. Thirty-two people enter a ping-pong tournament. When a person loses a game, they are eliminated from the tournament. How many games must be played to figure out who the best ping-pong player is?

31 games
61. At a fire, a firefighter stood on the middle step of a ladder shooting water on the fire. As the smoke cleared, he went up 3 steps. A sudden burst of flames forced him to go down 5 steps. Later he climbed up 7 steps and worked there until the fire was out. He climbed the 7 remaining steps on the ladder and entered the building. How many steps did the ladder have?

25 steps
62. Fred began reading at 10:30 AM on page 128. If he reads non-stop at an average rate of one and a half pages per minute, what page will he be on at 1:15 that afternoon?

Page 376
63. $247.15 is one sixth of the money in a savings account. How much money is in the account?

$1,482.90
64. My lawn mower uses .43 gallons of gas per hour. If it takes 24 minutes to mow my lawn and I mow it every week, how many gallons of gas will the mower use in one year?

8.944 gallons


65. Jason has $12 more than Jill. Together they have $79. How much money does Jill have?

$33.50
66. Tom and his family are driving from Boston to New York City. The distance is 228 miles. They stop for dinner in New Haven. From Boston to New Haven is 136 miles. How many miles is it from New Haven to New York?

92miles

67. In the Rugged Runner's Marathon, 3,572 runners started the race and 1,382 runners finished. How many runners didn't finish the race?

2,190 runners

68. At Kitty Hawk, North Carolina, on Dec. 17, 1903, Orville Wright flew his simple aircraft 120 feet in 12 seconds. What was his speed in feet per second? Bonus: what was his speed in miles per hour? (Round your answer to the nearest tenth.)

10 feet per second; 6.8 miles per hour


69. It's estimated that cars emit 27% of the hydrocarbons that produce smog. What percent is attributed to other sources?

73%
70. It is often suggested that 25% of a family's income is a reasonable amount to spend on housing. According to this guideline, how much would a family with a monthly

income of $2,000 spend for housing?

$500
71. You can buy flour in a 5 pound bag for $1.53 or a 25 pound bag for $6.13. How much would you save by buying the 25 pound bag instead of five 5 pound bags?

$1.52
72. Your friend bought four dozen apples. You bought one fourth as many. How many did you buy?

12 apples or 1 dozen


73. Mrs. Blanko decided to cut down on her food budget by 8%. She had been spending $475 a month for food. How much would she be reducing her food budget?

$38
74. If you saved $25 a month, how much money would you have in a year and a half?

$450
75. A bag of Portland cement weighs 94 pounds. If Mr. Smith bought 10 bags, what did he pay for the cement?

Not enough information

76. The shadow of a tree is 36 feet long. At the same time of day, the shadow of a 6 foot tall post is 9 feet long. How tall is the tree?

24 feet tall

77. Mr. Jones took his car to a mechanic for repairs. The garage charges $45 an hour for labor plus parts. If the repair took two hours and $38.77 for parts, how much did the repair cost?

$128.77
78. How many feet are in a quarter mile long drag strip?

1,320 feet
79. Sally has a three quarter ton pickup truck, which means that her pickup is able to carry three quarters of a ton. How many pounds can the truck carry?

1,500 pounds


80. Gloria is racing midgets on a quarter mile oval track. Her race is 100 laps. How many miles is the race?

25 miles
81. Gary is a salesman who works on a 6.5% sales commission. If he sold a refrigerator for $899, what was his commission on the sale? (Round your answer to the nearest whole cent.)

$58.44
82. Gary sold a farmer 160 steel posts at $3.98 each; 2,500 feet of wire at 3 cents a foot; and 120 wire fasteners at 50 cents a dozen. What was the total bill for these items?

$716.80
83. Jack received $6.80 cents an hour and worked 40 hours a week. Business fell off and his hours were cut to 36. What amount did he lose in wages?

$27.20
84. A store buys 20 pairs of men's slacks from a wholesaler for $26.50 each. Shipping charges and other overhead costs come to another $2.00 per pair. The store sells the slacks for $37.50 each. How much profit will they make per pair? On all 20 pairs?

$9.00 per pair; $180.00 for all 20

85. A store sold a dress for $25.00. It had been marked down 20 percent. From the original price. What was the original price?

$31.25

86. A jewelry store advertised a man's watch for $80.00 cash, or ten percent down and payments of $8.00 for ten months. How much would you save by paying cash?

$8.00
87. Tom, Dick and Harry line up. What's the probability that Tom would be the first in line?

1 in 3, or 1/3


88. A man on a bicycle travels six miles per hour, while a man on a scooter goes four times as fast. At that speed, how many hours will it take for the scooter to travel 144 miles?

6 hours
89. Many bicycles have wheels with a diameter of 27 inches. Rounded to the nearest whole, how many times would the bike's wheel turn to travel one mile?

747 revolutions
90. A house needs new carpeting. The installer measures the house and says, “It will take 120 square yards of carpet.” If one square yard costs $27.50, while installation will cost $400, what will the new carpet cost? BONUS: How many square feet of carpet were bought?

$3,700; 1,080 square feet


91. Jane's cornbread recipe serves six people. It calls for two eggs and one cup of milk. To serve eighteen people, how many eggs will Jane need?

Six eggs
92. Three of every five movies rented at Mr. Video are cartoons. Approximately how many videos are cartoons if twenty-eight movies were rented?

16.8, which rounds to 17 movies
93. Carol has 10 ½ ounces of dye. It takes 3/4 of an ounce to dye one batch of material. How many batches can Carol dye?

14 batches

94. Carla has 67 yards of dress fabric. She needs 4 ½ yards to make one dress. How many dresses can she make?

14 dresses

95. A baker uses three apples for every four pieces of apple crisp. A club orders seventy-two pieces of apple crisp for a dinner party. How many apples will the baker need?

54 apples


96. A baker uses five cups of flour to make two loaves of bread. How much flour is needed to make three dozen loaves of bread?

90 cups
97. You are running at 9.65 miles per hour. Your friend passes you on his bicycle going 13.8 miles per hour faster. How fast is your friend moving?

23.45 mph
98. During the 1993 Super Bowl, 28 minutes worth of 30-second commercials were aired. Advertisers paid a total of $47.6 million to NBC for all of those advertisements. What was the average cost of each 30-second commercial?

$850,000
99. During the first Super Bowl in 1967, 30-second commercial spots sold for $42,500. How many times more expensive was the 1993 rate compared to the cost in 1967?

20 times
100. The 1994 Super Bowl charged advertisers $900,000 for a 30-second commercial. How much did the advertisers pay per second of ad time?

$30,000
101. Thirty-six students, which is twelve percent of the student body, went on a field trip. How many students attend the school?

300
102. Two thousand, five hundred dollars was deposited in an account on January 1. At the end of a year, the total value of the account had grown to $2,650. What was the average annual interest rate the investment earned?

Six percent

103. Party hats come 15 to a package. There are to be 80 guess at a party. If all the guests are to get a hat, how many packages are needed?

6 packages

104. A box contained 30 doughnuts. Sally ate 10 percent of them. Rick at 33 1/3 of what was left. Joe ate 66 2/3 percent of the remainder. How many doughnuts are left in the box?

6 dough nuts.


105. A new hotel has 285 rooms. The owner needs to buy a bed for each room. One bed costs $189.78, while a more expensive model costs $237.63. How much more would the owner pay for all 285 beds if he bought the more expensive model?

$13,637.25


106. The largest number of drivers at fault for accidents were males between the ages of eighteen and twenty-two. Twenty-seven percent of licensed drivers are under 30, but they were the drivers in 41.6 percent of fatal and injury accidents. What percent of drivers are over 30 years of age?

73 percent


107. The twelve-hour cycling record is 270.621 miles, set by 44-year-old Michael White of Cincinnati. During the twelve-hour ride, White completed 1,306 laps of the velodrome. What is the length of the veldorome's track in feet? What speed in miles-per-hour did White average for the ride?

1,094 feet long; 22.55 mph


108. A plane is traveling at 1,000 kilometers per hour. Has it broken the sound barrier if sound travels at 334 meters per second?

No; the plane is only traveling at 277.78 meters per second

109. To make the pyramids in Egypt or the aqueducts of Ancient Rome, men carried baskets of dirt on their backs. These baskets held about 2 cubic feet of dirt. A modern diesel-powered earth mover carries 4,500 cubic feet of dirt in one load. How many baskets of dirt would the ancient builders have to carry to move what the earth mover can carry in one load?

2,250 baskets of dirt

110. A typical ATM, or Automatic Teller Machine, is stocked with two cassettes holding 2,500 bills each, one of tens and the other of twenties. If the ATM were filled to capacity as described, what would the total value of the bills in the machine be?

$75, 000
111. Without any compression, a one-inch stack of new U.S. currency contains 233 bills. Using one-dollar bills, how tall would a stack of a million dollars be?

4,291.8 inches or 357.6 feet tall
112. Without any compression, a one-inch stack of new U.S. currency contains 233 bills. How many new dollar bills would it take to make a stack of the same height as you are? Be prepared to tell how you arrived at your answer.

Answers will vary; multiply 233 times your height in inches.


113. The human eye blinks about once every five seconds. Assuming you sleep for eight hours, about how many times will you blink in a day? In a year?

11,520 times per day; 4,204,800 times a year


114. The average person has approximately 100,000 hairs on his/her head. Red heads have about 90,000; blonde's 140,000; and brunettes have somewhere in between. On average, how many more hairs does a blond have than a red head?

50,000 hairs


115. Most people shed 50-100 hairs daily. What would the numbers be for a month? For a year?

1,550-3,100 per month; 18,250-36,500 per year

116. If a person started with 100,000 hairs and shed 80 hairs per day without growing any back, how many days would pass before the person was completely bald?

1,250 days

117. Skylab astronauts grew 1 ½ to 2 ¼ inches taller due to spinal lengthening and straightening while aboard Skylab. If an astronaut who was 5 feet 10 1/8 inches tall at take off grew 2 ¼ inches, how tall would the astronaut be?

6 feet 3/8 inches tall


118. The average American female is 5 feet 3 ¾ inches tall, and weighs 138 pounds. The average male is 5 feet 9 inches tall and weighs 170 pounds. What is the difference in height and weight between the average American male and female?

5 ¼ inches in height; 32 pounds in weight


119. Cockroaches are fast runners, with some species able to cover 5 feet per second. At that speed, how far would a cockroach go in 10 seconds? Cockroaches lack stamina to keep up at that pace for long, but if they could do so for one minute, how far would they run?

50 feet; 300 feet


120. The largest of all spider webs is spun by a tropical orb spider of the genus Nephila, whose webs can measure up to 18 feet in circumference. What is the diameter of a web with the circumference of 18 feet? (Round your answer to the nearest tenth.)

Diameter: 5.7 feet


121. Doughboy is a company that makes above-ground pools. One of their most popular models is a circular pool 20 feet in diameter with a depth of five feet. What is the volume of the poll?

1,570 cubic feet

122. A house needed a new roof. The home owner found he could buy roofing shingles in 3 thicknesses that were guaranteed to last either 25, 30, or 40 years. The 25-year roof costs $5,995, the 30-year roof costs $6,505,a and the 40-year roof cost $7,255 dollars. Rounded to the nearest whole penny, what is the cost per year for each of the three roofs?

25: $239.80 per year; 30: $216.83 per year; 40: 181.38 per year

123. George Washington lived from 1732 until 1799. How old was he when he died? How many years ago was he born?

He was 67 when he died; answer depends on the present year.


124. What is the circumference of a giant redwood tree with a diameter of 18 feet? (pi=3.14)

56.92 feet


125. The average yawn lasts six seconds. What fraction of a minute is that?

6/60 or 1/10 of a minute


126. The average new tire weighs about 25 pounds. When worn out, the average tire weighs about 20 pounds. What percent of the weight of a new tire is lost by the time the tire is worn out?

20%
127. Rainfall is measured in inches. Palm Springs, California is located in a desert where the average rainfall is 4.92 inches per year. If Palm Springs recorded the following rainfall totals during one year, .27, .68, 1.23, .89, 2.4, and .09, did they receive more or less their average annual rainfall? How much more or less?

0.64 inches more
128. According to the Texas A & M University of Veterinary Medicine, one in four dogs in America is overweight. What percentage of American dogs is overweight?

25%

129. According to a study by the Canadian Ministry of Transport, car accidents increase by 7% on the first Monday of daylight savings time. They blame driver drowsiness due to one hour less of sleep. If the study is correct, how many accidents would a large city that usually has 200 accidents on an average Monday expect to have on the first Monday of daylight savings time?

214 accidents

130. What fraction of a day is in one second?

1/86,400 of a day


131. Racing F1 cars is very expensive. In 1997, simply test driving an F1 race car cost about $3,200 for each mile driven. If an F1 team tested its car by driving 25 laps on a 1.8 mile track, how much would that cost?

$144,000
132. The porcupine has about 30,000 quills. Each quill has about 1,000 barbs. What's the total number of barbs on all the quills combined?



30,000,000


Jonathan Brinkerhoff






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