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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Class 10 Maths
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2021-12-18T16:15:50+00:00
2021-12-18T16:15:50+00:00 1 Answer
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Answer ( 1 )
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