Question

Find the least square number which is exactly divisible by each of the number 8 12 15 20

Answer 1

first we need to find the LCM of the given numbers i.e. 8, 12, 15 and 20

2*2*2*5*3=120

Then

as 2, 3, 5 are not in pairs, we need to multiply the LCM with 2*5*3=30

so,

least perfect square number which is divisible by each of numbers 8 12 15 and 20


=120*30=3600

Answer 2

Answer:

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