kampoh22 kampoh22

27-10-2014
Mathematics

Answered

Josh made

$234

for

18

hours of work.

At the same rate, how many hours would he have to work to make

$91

?

Verified Answer :

27-10-2014

\(234\$\ for\ 18\ hours\\ 91\$\ for\ x\ hours\\\\ Ratio:\\ 234-18\\ 91-x\\\\Cross\ multiplication\\\\ 234x=18*91\\ 234x=1638\ \ \ | divide\ by\ 234\\x=7\\\\ To\ make\ 91\$\ he\ works\ 7\ hours.\)

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