Question

find the least square number exactly divisible by each of the number 8 12 15

Answer 1

Answer is 120

reason:LCM of 8,12,15 is 120

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Answer 2

first we need find the LCM the given i.e, 8,12,15


LCM = 2*2*2*3*5 = 120

Then

As 2,3,5 are not in pairs we need to multiply 2*3*5 = 30

so,the least perfect square number which is divisible by 8,12,15
= 120*30 = 3600