Question

Elsa drove 715 miles in 13 hours, At the same rate, how long would it take her to drive 275 miles?

Answer 1

Driving 275 miles would take Elsa 5 hrs.

Explanation:

Write and solve an equation of ratios:

715 mi 13 hrs

------------- = --------------

275 mi x

This leads to: 715x = 13(275), or x = 5 (hrs)

Driving 275 miles would take Elsa 5 hrs.