Question

Find the smallest 3 - digit number wch is divisible by 6,8&12.

Answer 1

That'll be 120
Solution

L.C.M of 6,8 and 12 =2 x 2 x 2 x 3 = 24

The smallest 3-digit number = 100

To find the number , we have to divide 100 by 24


Therefore, the required number = 100+(24-4)=120

Answer 2

Answer:

Step-by-step explanation:

How do I find the smallest 3-digit number which is divisible by 6, 8 and 12?

A number which is divisible by lcm of 6,8,12 will be divisible by these numbers.

LCM of 6,8,12 is 24

To find smallest 3 digit number divisible by 24, take the multiples of 24

24×1=24

24×2=48

24×3=72

24×4=96

24×5=120

So the smallest 3 digit number divisible by 6, 8 & 12 is 120.

This type of question have many methods but try to prefer this one as it is shortest