Question

Two of the lights at the local stadium are flickering. They both just flickered at the same time. One of the lights flickers every 777 seconds and the other light flickers every 888 seconds. How many seconds until both lights will flicker at the same time again?

Answer 1

1,665
because 777+888 = 1,665

Answer 2

It will be 56 seconds until both lights flicker at the same time again.

Explanation: