Question

Four bell toll after intervals of 8,9,12 and 15 minutes,respectively,if they toll together at 3 pm,when will they toll together next?

Answer 1

Answer:

9 pm

Step-by-step explanation:

lcm 8,9,12 and 15 is 360

hence they rangs together after 360minutes

it means after 6hr.

they all rang together at 9:00 pm

......666.......