Question

Find the smallest square numbers which is divisible by each of the numbers for 8, 15, 20.​

Answer 1

Step-by-step explanation:

L.C.M. of 8, 15 and 20 is 120. Here, prime factors 2, 3 and 5 have no pair. Therefore 120 must be multiplied by 2 x 3 x 5 to make it a perfect square. Hence, the smallest square number which is divisible by 8, 15 and 20 is 3600.

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