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Q: Find the least number that is a perfect square and which is also divisible by 16 , 18 and 45.
A. 3599 B. 3600
C. 3900 D. 3100

Answer and Explanation

Answer:3600

Explanation:
LCM of 16 , 18 and 45 = 720
On multiplying 720 by 5,
We get the required number as 720 * 5 = 3600

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