The least number which is a perfect square and is divisible by each of 16, 20 and 24 is

Question

(a) 240 (b) 1600 (c) 2400 (d) 3600

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Rohit QNA 2 years 2021-12-18T16:15:50+00:00 1 Answer 6 views Enlightened 0

Answer ( 1 )

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    2021-12-18T16:16:22+00:00

    Ans: (d)
    The LCM of 16, 20 and 24 is 240. The
    least multiple of 240 that is a
    perfect square is 3600 and also, we
    can easily eliminate choices (a) and
    (c) since they are not perfect square
    number. 1600 is not multiple of 240

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