A60-tooth gear is connected to a 72-tooth gear. if the smaller gear turns 12 times, how many turns does the larger gear make?

Answer : The number of turns the larger gear made, 10

Explanation :

We are given:

Let the turns made by larger gear be 'y'.

When turns 12 times then the smaller gear =

When turns 'y' times then the larger gear =

60-tooth gear = 72-tooth gear

Therefore, the number of turns the larger gear made, 10

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