50.The least number of five digits which is exactly divisible by 12, 15 and 18, is:
[A] 10010
[B] 10015
[C] 10020
[D] 10080
Answer : [D]
Explanation :
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Least number of 5 digits is 10000. L.C.M. of 12, 15 and 18 is 180.
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On dividing 10000 by 180, the remainder is 100.
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Required number = 10000 + (180 – 100) = 10080
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