Question

Monica, Veronica are Rachat begin
to jog around a circular stadium.
They complete their revolutions in
42 s, 56 s and 63 s, respectively.
After how many seconds will they
be together at the starting point?
(a) 366
(b) 252
(©) 504
(d) Cannot be determined​

Answer 1

Answer:

answer is 366

Step-by-step explanation:

Answer 2

Answer:

C. 504

Step-by-step explanation:

we will take lcm of 42s, 56s, 63s