SOLUTION: Marcella leaves home at 9:00 am and drives to school,arriving at 9:45 am. If the distance between home and school is 27 mi,what is marcella's average rate of speed?
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Question 521549: Marcella leaves home at 9:00 am and drives to school,arriving at 9:45 am. If the distance between home and school is 27 mi,what is marcella's average rate of speed?
Answer by solver91311(24713) (Show Source): You can put this solution on YOUR website!
That depends. What speed unit do you want use to express the average speed?
27 divided by 45 gives you miles per minute
27 divided by 3/4 gives you miles per hour
(27 times 5280) divided by (45 times 60) gives you feet per second.
John
My calculator said it, I believe it, that settles it
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