Unit 4 Ratios and Rates

Unit Test Review

Please select a Team.

1 2 3 4 5

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1. Team 12. Team 23. Team 34. Team 45. Team 5

1. Tim spent 120 minutes riding his bike and 131 minutes walking last week. Which of the following expressions does NOT show the ratio of time spend walking to time spent riding his bike?

A. B. C. D.

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A. 120 to 131B. 131:120C. 131/120D. 131 to 120

2. A 16-ounce box of cereal costs $3.72. what is the price per ounce, rounded to the nearest cent?

A. B. C. D.

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A. $0.20B. $0.24C. $0.23D. $0.02

3. Carly is making trail mix that is a mixture of 50 ounces of peanuts and 20 ounces of pretzels. Which of the following expressions shows the ratio of peanuts to pretzels?

A. B. C. D.

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A. 2/5B. 3/5C. 5/3D. 5/2

4. The convenient store sells a 9-ounce can of beans for $0.34 and an 11-ounce can for $0.54. Which of the following comparisons should be used to determine which can of beans costs less per ounce?

A. B. C. D.

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A. Compare $0.34 with $0.54.B. Compare 0.34÷9 with

0.54÷11.C. Compare 9÷0.34 with

11÷0.54.D. Compare 0.34×9 with

0.54×11.

5. A certain brand of apple juice is sold in 4 different types of containers. The cost of juice for each type of container is shown in the table below. Using cost per ounce, which type of container is the best buy?

A. B. C. D.

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Cost of Orange Juice

8-oz bottle Quart carton (32 oz)

6-pack of cans (6 oz each)

(total: 36 oz)

1-gallon carton (128 oz)

$1.25 $2.50 $3.75 $5.30

A. 1-gallon cartonB. 6-pack of cansC. Quart cartonD. 8-ounce bottle

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6. Ben uses 4 bags of mulch for every 2 flower beds he mulches. If he mulches 10 flower beds, what is the number of bags of mulch he uses?

A. B. C. D.

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A. 8B. 20C. 40D. 80

7. Tyler can mow 8 square yards in one hour. Which of the following should Tyler do to find the number of hours it will take him to mow a yard with an area of 24 square yards?

A. B. C. D.

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A. Add 8 to 24.B. Subtract 8 from 24.C. Multiply 24 by 8.D. Divide 24 by 8.

8. Using the graph shown above, which of the following is the best prediction of student capacity for 8 school buses?

0

44

88

132

176

220

264

308

352

Number of School Buses

Stu

den

t C

ap

acit

y (

Nu

mb

er

of

Stu

den

ts)

A. B. C. D.

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A. 220 studentsB. 242 studentsC. 286 studentsD. 352 students

9. Cierra received 53 out of a possible 65 points on her math quiz. Of the following, which is closest to the percent of points she received out of the total possible points?

A. B. C. D.

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A. 50%B. 60%C. 70%D. 80%

10. Of the following numbers, which is greatest?

A. B. C. D.

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A. 63.5%B. 5/8C. 0.64D. 15/25

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11. What is true about the value of 2/3 when expressed as a percentage?

A. B. C. D.

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A. It is less then 60%.B. It is between 60% and

65%.C. It is between 65% and

70%.D. It is greater than 70%.

12. In science class, students are growing beans as an experiment. Each group recorded the growth of their beans, as shown in the chart above. Which group grew the most beans?

Group Growth Success

A 4 out of 8 beans grew.

B 75% of the 8 beans grew.

C 3 out of the 8 beans did not grow.

D 1/2 of the 8 beans did not grow.

A. B. C. D.

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A. Group AB. Group BC. Group CD. Group D

13. Which problem could be solved by computing 36 x 0.75?

A. B. C. D.

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A. A $36 shirt is on sale for 25% off. How much money is saved?

B. A $36 shirt is on sale for 25% off. How much will the shirt cost?

C. The tax on a $36 shirt is 7.5%. What is the total cost of the shirt?

D. The tax on a $36 shirt is 7.5%. What is the sales tax on the shirt?

14. Karigan took tests in several subjects. The table above shows the ratio of the questions she answered correctly to the total number of questions on each test, expressed in various forms. According to the table, in which class did Karigan have the greatest percent correct on the her test?

Test Karigan’s Score

Math 18/20

Science 0.8

English 82%

Social Studies 21/25 A. B. C. D.

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A. MathB. ScienceC. EnglishD. Social Studies

15. Chance scored 90% on his last mathematics test. There were 130 questions, each worth the same number of points. There was no partial credit. How many questions did he answer correctly?

A. B. C. D.

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A. 40B. 90C. 108D. 117

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16. In the picture of 20 disks below, what percent of the disks are shaded?

A. B. C. D.

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A. 10%B. 20%C. 30%D. 50%

17. Devon received a 20% discount on a CD she bought. The original price was $12.00. How much was the discount?

A. B. C. D.

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A. $1.20B. $2.00C. $2.40D. $0.24

18. Olivia has a garden. Two-thirds of the plants in the garden are flowers, and 30% of the plants are vegetables. Which of the statements about Olivia’s garden is true?

A. B. C. D.

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A. There are more flowers than vegetables.B. There are fewer flowers than vegetables.C. There are the same number of flowers and

vegetables.D. There is not enough information to determine

the relationship between the number of flowers and vegetables.

19. Joel’s lunch cost $12.00. The sales tax rate is 6%. If Joel leaves a tip that is 20% of the cost of the lunch and the tax, what is the amount of money, in dollars, Joel will leave for the tip?

A. B. C. D.

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A. $2.40B. $2.54C. $14.40D. $14.54

20. Syd bought a new hat. The original price was $24, but it was on sale for 10% off. When Syd brought the hat to the register, an additional 5% was taken off the sale price. Which of the following is the price of the hat after both discounts?

A. B. C. D.

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A. $20.52B. $20.40C. $23.85D. $11.00

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