If Jack walked 5 miles in 1 hour and 15 minutes, what was his rate of walking in miles per hour?
(A) 4
(B) 4.5
(C) 6
(D) 6.25
(E) 15
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answ is A
A
rate=500/1.25=4 miles/hour
when you divide the distance by time, you get the rate. 5 miles, divided by 1.25
hours = 4 miles per hour.
definitely A.
It’s A: if he does 5 miles in 5/4 hours, then the speed is v=x/t=5/1.25=4.
answer is A