(1) Answers

It can be 60 12: 12,24,36,48,60,72 20:20,40,60,80,100,120 So 60 is the answer.

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(1) Answers

It can be 60 12: 12,24,36,48,60,72 20:20,40,60,80,100,120 So 60 is the answer.

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