SOLUTION: Destinee drives 180 miles in 3 hours. If she keeps driving at the same speed without stopping, what is the time it will take her to drive 540 miles?
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Question 1111895: Destinee drives 180 miles in 3 hours. If she keeps driving at the same speed without stopping, what is the time it will take her to drive 540 miles? Found 2 solutions by ikleyn, Alan3354:Answer by ikleyn(52915) (Show Source):
Her speed is = 60 miles per hour.
At this speed she needs = 9 hours to drive 540 miles.
Alternatively, you can write and solve a proportion
=
and find the unknown time x.
Notice that the both sides of the proportion express the same speed !
