Question

Lcm of 5/7, 10/21, 4/15​

Answer 1

LCM is 105

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Hope its helpful to you.

Answer 2

Lcm

5/7,10/21,4/15

Lcmof 7,21,15=105

5×15,10×5,4×7/105

75,50,28

hope it will help you

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