maddijedreyozhhfz maddijedreyozhhfz

21-11-2017
Mathematics

contestada

A tennis ball machine can launch 60 tennis balls in 12 minutes. At this rate,how many tennis balls can it launch in 2 hours?

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hhowar034 hhowar034

21-11-2017

12*5=60
12*10=120
60*10=600
The answer is 600

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