Question

Five bells first begin to toll together and then at intervals of 6,5,7,8 and 10 seconds. after what interval will they again toll together?

Answer 1

you need to take LCM for 6,5,7,8,10

Answer 2

Answer:

LCM of 6,5,7,8,10 =280sec

280sec into min =280÷60 =4 min 40sec~ANSWER~