TaylorMccoyKo TaylorMccoyKo

14-01-2017
Mathematics

contestada

Bill runs an average of 6.9 miles per hour. About how long will it take him to run 30.5 miles?
A.
4.42 hours
B.
7.63 hours
C.
5.53 hours
D.
210.45 hours

Respuesta :

apologiabiology apologiabiology

14-01-2017

time:distance
t/d=1/6.9

1/6.9=x/30.5
times both sides by (30*6.9)
30.5=6.9x
divide both sides by 6.9
4.42=x

A is asnwer

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