maryam1110 maryam1110

01-04-2017
Mathematics

contestada

if the wheel of the engine of a train is 30/7m in circumference and makes 7 revolutions in 4 secs then the speed of the train is?

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jacharris623 jacharris623

06-04-2017

i dont know ans dont care but iill try its 2 and lima bean

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