If Jack walked 7 miles in 1 hour and 15 minutes, what was his rate of walking in miles per hour? Pick:
A) 4
B) 4.5
C) 5.6
D) 6.25
E) 15
Distance walked in 1 hour and 15 mins = 7 miles   Speed per hour = Distance/Time = 7/(5/4)= 
<gadget id="calculator">7/(5/4)</gadget>
<output>28/5 = around 5.6</output>
5.6 miles per hour   Answer 5.6
<result>C</result>
If Jack walked 7 miles in 1 hour and 15 minutes, what was his rate of walking in miles per hour?