Question

Dina can run 4 miles in 30 minutes. If she maintains this pace, how many miles can she run in 90 minutes?

Answer choices
A. 12
B. 16
C. 8
D. 15

Answer 1

A. 12

Explanation:

1. Set up a proportion:
   `(4)/(30) = (x)/(90)`
2. Cross multiply, then divide: 4 × 90 = 360, 360 ÷ 30 = 12
3. So, Dina can run 12 miles in 90 minutes

I hope this helps!

Answer 2

15minutes / 2miles = 7.5 minutes to run a single mile.

7.5minutes * 5miles = 37.5minutes

37.5minutes to run 5 miles

Explanation: