Which statement explains how to find the number of minutes it takes to bike 7.5 miles?

Question

Number of Minutes	Number of Miles
10	2.5
16	4
?	7.5
48	12

A. Find the ratio of minutes to miles, 4:1. 7.5 by 4.

B. Find the ratio of minutes to miles, 4:1. Multiply 7.5 by 4.

C. Find the difference betwen 16 and 10. Add the difference to 16.

D. Find the difference between 16 and 10. Add the difference to 7.5.

Answer 1

The ratio of minutes to miles is.

10 : 2/5 = 4 : 1

16 : 4 = 4 : 1

? : 7.5 =

48 : 12 = 4 : 1

Each time the ratio of minutes to miles is 4:1

Therefore ? : 7.5 = 4 : 1

Therefore multiply 7.5 by 4. i.e. option B