Question

Determine the smallest three digit number which is exactly divisible by 6,8&12.

Answer 1

LCM of 6,8 and 12 is 24
smallest 3 digit number = 100

divide 100 by 24
you will get quotient=4 and remainder=4

subtract the remainder form the LCM
24-4 = 20
Add it too smallest three digit number(100)
100+20 = 120

120 is the answer.