Question

The sales at four different road crossings change after every 24 seconds
18 seconds T seconds and 108 seconds respectively. If they change simultaneously a
Sam at what me will the change simultaneously again?​

Answer 1

Answer:

Step-by-step explanation:

LCM of left(24, 36, 54)

⇒ 12 × 2 × 3 × 3 = 216 sec

⇒ They will change simultaneously after every 216 seconds

⇒ 21660

⇒ 33660

⇒ 3 minute 36 seconds

⇒ They change 1st at 10:15:00 AM

So, again they change at = 10:18:36 AM