Question

Fond the smallest number which divisible by 3, 4,12

Answer 1

4=2×2
12=2×2×3
3=3

So The smallest No: Divisible by 4,3,12 is the LCM(4,3,12)=2×2×3=12.

12/12=1
12/4=3
12/3=4

Hope it Helps...
Regards,
Leukonov.

Answer 2

the smallest number is nothing bit the lcm of the given number's so lcm of 3,4,12 is 12
hence the number is 12