SOLUTION: a car travleled 300 miles in 4 2/7 hours.how many mile per hour did the car travel?

Question 399430: a car travleled 300 miles in 4 2/7 hours.how many mile per hour did the car travel?
Found 3 solutions by Alan3354, stanbon, ewatrrr:
Answer by Alan3354(69443)   (Show Source): You can put this solution on YOUR website!
300/(4 2/7) = 300/(30/7) = 300*7/30 = 70 mph
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How, and why, did anyone measure a 7th of an hour?

Answer by stanbon(75887)   (Show Source): You can put this solution on YOUR website!
a car travleled 300 miles in 4 2/7 hours.how many mile per hour did the car travel?
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rate = distance / time
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rate = 300/(30/7)
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rate = 300*(7/30)
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rate = 10*7 = 70 mph
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Cheers,
Stan H.
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Answer by ewatrrr(24785)   (Show Source): You can put this solution on YOUR website!

Hi
Speed in mi//hr
= 2100mi/30hr = 70mph