miag2001 miag2001

07-03-2016
Mathematics

contestada

A wheel rotates on an axle 84 times in 6 min. The number of rotations varies directly with the time the wheel rotates.

How long will it take the wheel to rotate 168 times?

min

Respuesta :

Аноним Аноним

07-03-2016

do 168/2=84 meaning the time is doubled so its takes 12 mins to rotate 168 times.

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