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isranaweed
isranaweed isranaweed
  • 08-08-2016
  • Mathematics
Answered

A car has traveled 1/5 of the total distance in 3/4 of an hour. How long, at this rate, will it take the car to complete the distance?

Verified Answer :

dalendrk
dalendrk dalendrk
  • 08-08-2016

\(\dfrac{1}{5}\ -\ \dfrac{3}{4}\\\\1\ -\ x\\\\cross\ multiply\\\\\dfrac{1}{5}x=\dfrac{3}{4}\ \ \ \ |multiply\ both\ sides\ by\ 5\\\\x=\dfrac{15}{4}\\\\x=3\dfrac{3}{4}\ (h)\)

Answer: 3.75h or other form 3h and 45min.

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