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Question
Find the smallest perfect square divisible by 3,4 5 and 6.
Find the smallest perfect square divisible by 3,4 5 and 6.
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Solution
The correct option is B 257
LCM of 3,4,5,and 6 is 60.
60 can be written as 2 x 2 x 5 x 3
⇒ 60 must be multiplied with 5 x 3 to get a perfect square
⇒ 60 x 5 x 3 = 900
Hence, the smallest perfect square divisible by 3,4 5 and 6 is 900.
257
LCM of 3,4,5,and 6 is 60.
60 can be written as 2 x 2 x 5 x 3
⇒ 60 must be multiplied with 5 x 3 to get a perfect square
⇒ 60 x 5 x 3 = 900
Hence, the smallest perfect square divisible by 3,4 5 and 6 is 900.
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