Question

cm, 70 cm and 77 cm respectively.
together?
Five guns are fired at intervals of 2, 3, 5, 6 and 10 seconds respectively. At what intervals will they
be fired together and how many times with each be fired during that time?
Four bells ring at intervals of 8, 12, 18 and 20 minutes respectively. At what time will they ring
together if they start ringing simultaneously at 9 a.m.?
10.​

Answer 1

Step-by-step explanation:

Five guns are fired at interval 2 , 3 , 5 , 6 and 10 second . hence, time intervals = 30 second in which they be fired together