Question

Pizza is served in the school cafeteria every fourth school day.Tacos are served every third school day. Pizza and tacos were served today. And how many school days of pizza and tacos be served on the same day again?

Answer 1

12 days

Explanation:

The question utilizes concept of LCM

The LCM of 3 and 4 are

3=1*3

4=2*2

Therefore, LCM=1*3*2*2=12

Therefore, the next time that both pizza and tacos can be served together is in the next 12 days