Challenger App

No.1 PSC Learning App

1M+ Downloads
There are three bells which ring at regular intervals of 30, 45 and 60 seconds respectively. If all of them ring together at 1:00 PM, at what time will they ring together again?

A1:03 PM

B1:24 PM

C1:30 PM

D1:12 PM

Answer:

A. 1:03 PM

Read Explanation:

LCM (30, 45, 60) = 180 After 180 Seconds (ie; 3 Minutes) they will ring together again


Related Questions:

A positive integer when divided by 294 gives a remainder of 32. When the same number is divided by 14, the remainder will be:
Find the LCM of 84, 126 and 210
For the data given below, Find the LCM of Mode, Mean and Median. 7, 2, 10, 4, 3, 12, 8, 4, 6, 4?
The product of two numbers is 6845 if the HCF of the two numbers is 37, then the greater number is
3,6,2 ഈ സംഖ്യകളുടെ ല.സാ.ഗു എത്ര?