SOLUTION: Travel 100 miles in 30 min. What is MPH? With solution please!

Question 606084: Travel 100 miles in 30 min. What is MPH? With solution please!
Found 2 solutions by jim_thompson5910, unlockmath:
Answer by jim_thompson5910(35256) (Show Source): You can put this solution on YOUR website!
30 min = 30/60 hr = 0.5 hr

d = rt

100 = r*0.5

100/0.5 = r

200 = r

r = 200 mph.

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Answer by unlockmath(1688) (Show Source): You can put this solution on YOUR website!
Hello,
We know that Rate = distance/time
(30 minutes is .5 hour)
Rate=100 mile/.5 hour
Divide and we get:
Rate=200 MPH
(Hint: MPH is Miles per Hour---Per means "for each")
Make sense?
RJ
www.math-unlock.com
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