Question

Dana bikes 10 mi in 50 min.

At this rate, how far can she bike in 90 min?



Enter your answer in the box.

mi

Answer 1

18 miles

Explanation:

Answer 2

ok so set up a proportion:


`(10mi)/(50min) = (x)/(90min)`

now cross multiply to get

50x = 900

divide 50 on both sides

x = 900/50 = 18 mi