Question

find the greatest number of four digit which is exactly divisible by 15 24 and36​

Answer 1

Answer:

9720

Solution:

15=3*5

24=2*2*2*3

36=2*2*3*3

LCM of the factors= 360

greatest four digit number= 9999

Dividing  9999 by 360,we get remainder=279

Subtracting 279 from 9999, we get 9720

Hence 9720 is the greatest 4 digit number that is exactly divisible by 15, 24 and 36.

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