Quiz about Solving Problems Using Proportional Reasoning

Question 1

A snail travels 9 inches in a span of 3 hours. Which of the following represents the rate of change the snail traveled with respect to the time?

Accepted Answer

3 inches / 1 hour

Answer

3 hours / inch

Answer

1 inch / 3 hours

Answer

1 hour / 3 inches

Question 2

A piece of luggage sells for $225.00. It is on sale this week for $195.00. What is the percent decrease, to the nearest whole percent?

Accepted Answer

13%

Answer

18%

Answer

15%

Answer

16%

Question 3

The price of a coat increased from $82 to $90. What is the approximate price increase percentage?

Accepted Answer

10%

Answer

9%

Answer

15%

Answer

14%

Question 4

Vanessa earned $76.00 in 8 hours. How much did she earn per hour?

Accepted Answer

$9.50

Answer

$10.50

Answer

$8.00

Answer

$10.00

Question 5

Lydia drove 216 miles and used 6 gallons of gasoline on a recent trip. Which of the following represents the unit rate of gasoline used on this trip?

Accepted Answer

36 miles per gallon

Answer

222 miles per gallon

Answer

3 miles per gallon

Answer

210 miles per gallon

Question 6

In chemistry, Seth recorded the weight of copper tubing as 15.4 grams. The actual weight was 15.8 grams. What is his percent of error, rounded to the nearest percent?

Accepted Answer

3%

Answer

4%

Answer

6%

Answer

5%

Question 7

A ticket for a school musical is $12. There is a 5% transaction fee if the ticket is purchased online. What is the total cost of a ticket that is purchased online?

Accepted Answer

$12.60

Answer

$12.05

Answer

$12.65

Answer

$18.00

Question 8

A bill at a restaurant is $60. A 15% tip is left for the server. What is the total cost of the bill?

Accepted Answer

$69.00

Answer

$75.00

Answer

$9.00

Answer

$45.00

Question 9

Tallia typed 416 words in 8 minutes. Which of the following is a correct understanding of this rate?

Accepted Answer

At this rate, Tallia can type 52 words in one minute.

Answer

At this rate, it takes Tallia 52 minutes to type one word

Answer

At this rate, Tallia can type 52 words in 8 minutes

Answer

At this rate, Tallia can type 8 words in one minute.

Question 10

A stalk of corn grows from a height of 1 foot to a height of 7 feet in 2 months. What is its average rate of growth, in feet per month?

Accepted Answer

3

Answer

3.5

Answer

5

Answer

6

Question 11

A full container that holds 96 fluid ounces developed a leak in the bottom. After 72 hours, all the liquid had emptied from the container. What was the average rate at which the liquid drained from the container, in fluid ounces per hour?

Accepted Answer

1 1/3

Answer

32

Answer

3/4

Answer

3

Question 12

Tia was flying her model airplane. It took the airplane 5 seconds to go 90 feet. What was the average rate of speed of the model airplane, in feet per second?

Accepted Answer

18

Answer

45

Answer

55

Answer

90

Question 13

Amy baby-sat from 7:30 p.m. to 11:00 p.m. If Amy was paid $15.75, how much did she earn per hour?

Accepted Answer

$4.50

Answer

$5.25

Answer

$5.50

Answer

$4.20

Question 14

Amy baby-sat from 7:30 p.m. to 11:00 p.m. If Amy was paid $15.75, how much did she earn per hour?

Accepted Answer

12 football tickets for $72

Answer

$6 paid for 6 football tickets

Answer

6 football tickets for $24

Answer

$6 paid for 2 football tickets

Question 15

Susan received $27 for 6 hours of work. Ricky received $14.25 for 3 hours of work. Which statement is true about their rates?

Accepted Answer

Ricky's rate was $0.25 more per hour.

Answer

Susan's rate was closer to $5.00.

Answer

Ricky was paid at half Susan's rate.

Answer

Susan's rate was $0.70 more per hour.

Question 16

In 1999, Hong Kong had a population of approximately 7,000,000 people. The area of Hong Kong is approximately 1042 square kilometers. What was the approximate population density of Hong Kong in persons per square kilometer?

Accepted Answer

6700

Answer

67

Answer

670

Answer

67,000

Solving Problems Using Proportional Reasoning

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