Question

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

Answer 1

Answer:

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

7.5minutes * 5miles = 37.5minutes

37.5minutes to run 5 miles

Step-by-step explanation:

Answer 2

Answer:

A. 12

Step-by-step explanation:

1. Set up a proportion: $\frac{4}{30} = \frac{x}{90}$  
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!