SOLUTION: On a school field trip, the bus travels 21 miles in 30 minutes. Find the speed of the bus in miles per hour

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Question 937101: On a school field trip, the bus travels 21 miles in 30 minutes. Find the speed of the bus in miles per hour
Answer by TimothyLamb(4379) About Me  (Show Source):
You can put this solution on YOUR website!
s = d/t
s = 21/(30/60)
s = 42 mph
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