Question

LCM of 60,42 and 90​

Answer 1

Answer:

What is the LCM of 42 and 90? The LCM of42 and 90 is 630.

As the least common multiple of two numbers is 60 , the two numbers arefactors of 60 . Among {1,2,3,4,5,6,10,12,15,20,30,60} , 3 & 10 and 5 & 12 are the only two pair of numbers whose difference is 7 . But Least common multiple of 3 and 10 is 30 .

Answer 2

Answer:

420 is the answer

Step-by-step explanation:

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