Question

Three persons A, B,
and Crun along a
circular path of
length 12 km. They
start their race from
the same point and
at the same time
with a speed of
4 km/hr. 3 km/hr
3
and
2 km/hr
respectively. After
what time will they
meet again?​

Answer 1

Answer:

your answer

Explanation:

solution: Time taken by B = 12 by 7 hours

time taken by c = 12 by 13 hours

now,

a,b,c will meet again after an interval

= L.C.M of (4 by 1 ,12 by 7 and 12 by 13 ) hours

L.C.M of ( 4,12,12) by H.C.F of (7,13) = 12 by 1 hours

= 12 hours

hope it helps you ❤️