SOLUTION: I really dont understand this question . I drove 32 miles in 48 mins . How much was my avg. miles per hour?

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Question 610331: I really dont understand this question . I drove 32 miles in 48 mins . How much was my avg. miles per hour?

Answer by jim_thompson5910(35256)   (Show Source): You can put this solution on YOUR website!
60 min = 1 hr

1 min = 1/60 hr

48*1 min = 48*(1/60) hr

48 min = 48/60 hr

48 min = 4/5 hr

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d = rt

32 = r*(4/5)

32*5 = r*4

160 = 4r

160/4 = r

40 = r

r = 40


So your avg speed was 40 mph
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