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Two cogged wheels move together. One whe...

Two cogged wheels move together. One wheel has 25 cogs & another has 30 cogs. If bigger wheel rotates 75 times per minute, then how many rotations does smaller wheel take in 4 minutes ? (a) 720 (b) 1080 (c) 360 (d) 1200

A

720

B

1080

C

360

D

1200

Text Solution

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The correct Answer is:
B
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