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s2008m [1.1K]
3 years ago
9

4 Gears A and B turn together. Gear A turns 20 times when

Mathematics
1 answer:
aleksandr82 [10.1K]3 years ago
5 0

Answer:

  • 90 turns

Step-by-step explanation:

<u>Ratio of turns</u>

  • A/B = 20/30 = 2/3

<u>If A = 60 then the ratio is</u>

  • 60/B = 2/3 ⇒ B = 60*3/2 = 90
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