Question

Toy train A crosses a pole after every 24seconds. Toy train B crosses the pole after every 30
seconds and toy train C crosses the pole after every 36 seconds. After how many minutes, do
they all cross the pole together?

Answer 1

Answer:

after 6 minutes they all cross the pole together

Step-by-step explanation:

by checking the L. C. M. of 24, 30 and 36 =360 seconds

360/60 = 6 minutes

Answer 2

Answer:

After 6 minutes

Step-by-step explanation:

We have to

1. find out the LCM. of the three time which are in second :- 24,30,36 which is 360

then

2. divide the L.C.M. with 60 to find in minutes.