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14-12-2017
Mathematics

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Lauren jogs at a rate of 2 miles every 2/5 hour. At that rate, how long will it take her to job 11 miles?

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helpmetnx helpmetnx

14-12-2017

2 miles every 2/5 hour.
how long for 11 miles

Make a ratio
2/5 = x
2 11

cross multiply
(2/5)(11)=(2)(x)
4.4 = 2x
divide both sides by 2
2.2 = x

It will take her 2.2 hours (or 2 1/5) to jog 11 miles.

Hope this helps :)

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