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Mathematics 7 Online
OpenStudy (briellshaw):

A car wash detailed 217 cars in 7 hours. At what rate did the car wash detail cars in cars per hour? 30 cars per hour 32 cars per hour 29 cars per hour 31 cars per hour

OpenStudy (briellshaw):

Can Someone please help me i'll medal the first person who answer

OpenStudy (anonymous):

31 cars an hour.

OpenStudy (anonymous):

hold up trying to figure this out......

OpenStudy (anonymous):

7 times 31 = 217 so the last one is correct.

OpenStudy (anonymous):

32 cars per hour

OpenStudy (anonymous):

d is the correct answer

OpenStudy (anonymous):

the formula for finding the rate is r=I/PT times 100

OpenStudy (briellshaw):

@Amber123456 @tyronne tyronne you are right @Amber123456 you r wrong

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