What is the lowest common multiple of 3 and 5?
The LCM of two numbers is the smallest multiple that both numbers share. In this case, the LCM of 3 and 5 is 15 because it is the smallest number that can be evenly divided by both 3 and 5. Option D, “15,” represents the correct LCM of 3 and 5. Options A, B, and C are not the LCM of these numbers.