. How long did it take kaitlyn to finish the race?

Question

katilyn completed a bike race the length of the race was 11 1/4 and katilyn averages 7 1/2 each hour how long did it take her to finish the race

Answer 1

The length of the race is 11 1/2 what?  Assuming it is in Miles 

 

the Average speed of kaliyn is 7 1/2 Miles per hour  V_avge = 7.5 miles/hr

The Total distance is  X = 11.25 miles

 

The Total time it take Katilyn to travel the distance t = X/ V_avge = 11.25 miles / 7.5 miles/hr = 1.5 hrs