erikacrazygirl erikacrazygirl

02-11-2016
Mathematics

contestada

A cyclist bikes at a constant speed for 21

miles. He then returns home at the same speed but takes a different route. His return trip takes one hour longer and is 26

miles. Find his speed.

Respuesta :

jtvslife jtvslife

02-11-2016

So he bikes 21 miles in 4.2 hours, which is 5 mph.

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