Brain Puzzlers
Saturday, January 21, 2017
Rotation of Pinion P4
The pinions P1, P2, P3, and P4 have 18, 22, 10, and 30 teeth respectively. If pinion P1 rotates 5 times how many times will pinion P4 rotate?
Answer: 3
(5 * 18) / 30 = 3
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