Math, asked by barathbarclays100, 1 year ago

which is the least number which when divided by 12, 15, 21 and 28 leaves 1 as the remainder?

Answers

Answered by suraj3723

421 is the least number which when divided by 12, 15 , 21 and 28 leaves 1 as remainder
Lcm of 12, 15, 21 and 28 is 420 and leaves 1 as remainder
So , 421 is correct

barathbarclays100: can u explain briefly through solution

barathbarclays100: lcm 420 and u add the remainder 1

suraj3723: Yes

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