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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