Find the least perfect square number which is divisible by each of the numbers 8, 12, 15 and 20.
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Answer: 3600
Step-by-step explanation:
The number would be divisible by each, so take their LCM.
LCM of 8,12,15,20 = 120
120 is not a perfect square.
Multiply 120 by 2, 3 and 5 to get 3600 which is a square of 60 and which is divisible by 8,12,15,20
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