Question

find the smallest number which, when divided by 12,15,18,24 and 36 leaves no remainder

Answer 1

to find the smallest number which when divided by 12,15,18,24,36 leaves no reminder , we have to find the LCM 

LCM of 12, 15, 18, 24, 36 is : 360 


So , 360 is the smallest number which on dividing by 12, 15, 18, 24 ,36 leaves no reminder