a light flashes every 2 minutes, a second light flashes every 3.5 minutes and a third light flashes every 4 minutes. if all thre

Question

DENIUS [597]

4 years ago

10

a light flashes every 2 minutes, a second light flashes every 3.5 minutes and a third light flashes every 4 minutes. if all thre

e lights flash together at 8 p.m what is the next time of the day they will all flash together?

Mathematics

1 answer:

Sergio [31] · Answer 1 · 2022-01-05T22:24:02+03:00

Sergio [31]4 years ago

6 0

8:28 pm because u have to find an even number that is divisible by 4, 2 and 3.5 and 28 is divisible by all of them so u add it to the 8:00 and u gat 8;24