The LCM of two number is 48. The number are in the ratio of 2:3. Find sum of the numbers.

Let the numbers be 2x and 3x.
So, their LCM = 6x
However, the LCM is given as 48
∴ 6x = 48
⇒ x=8
So, the numbers are 16 and 24.
Hence, their sum is 40.