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25-11-2014
Mathematics

Answered

Earl runs 75 meters in 30 seconds.How many meters does earl run per second?

Verified Answer :

25-11-2014

\(75\ meters\ in\ 30\ second\\\\ x\ meters\ in\ 1\ second\\\\ Proportion:\\ 75-30\\x-1\\\\cross\ multiplication\\\\ 75=30x\ \ \ \ | divide\ by\ 30\\\\ x=2,5meters\\\\ In\ 1\ second\ he\ will\ run\ 2,5meters.\)

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