Question

What is the LCM of 3 and 5? A. 1 B. 3 C. 5 D. 15

Answer 1

We have to find the cleast common multiple of 3 and 5.

The least common multiple is the smallest number that has 3 and 5 as factors.

In this case, as 3 and 5 are prime numbers, the LCM is equal to the product of both factors:

`\text{LCM}=3\cdot5=15`

Answer: D. 15