Answers WCPSS-Introductory Math CR Constructing Linear FunctionsQuestion 9

9

QuizMultiple Choice

Constructing Linear Functions

Question 9 • WCPSS-Introductory Math CR

The table of values below represents a linear function and shows the number of miles on the odometer of Brian’s moped since he started riding it. What is Brian’s speed?Miles on the Odometer of Brian’s MopedNumber of Minutes Brian Has Been Riding Moped0481216Number of Miles Traveled3.254.255.256.257.25

Answer

A

0.25 miles per minute

B

1 mile per minute

C

3.25 miles per minute

D

4 miles per minute

Explanation

Brian’s odometer reading increases from 3.25 miles to 4.25 miles in 4 minutes, a change of 1 mile. His speed is 1 ÷ 4 = 0.25 miles per minute, so the correct choice is 0.25 miles per minute.

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