Question

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

Answer 1

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