Question

Warm Up
A train on platform 'A' arrives every 7 minutes and a train on platform 'B' arrives every 5 minutes.At 8 a.m. on a day, both trains arrive on the platform together. At what time will both the platforms have trains together again?​

Answer 1

Answer:

At 8:35am they will be together

Step-by-step explanation:

take lcm of 8&7 minutes = 35 minutes

Answer 2

Answer: 8:35am

Step-by-step explanation:

Train 1 arrives every 7 mins

Train 2 arrives every 5 mins

calculate LCM of 7 mins  and 5 mins

LCM of 7 mins, 5mins  = 35 mins

8:00 + 35 mins =8:35

ANS: 8:35 am