Question

Coke and pepsi are racing along a circular track at a speed of 72kmph and 90 kmph esp. Find the length of track if they meet 20 sec after the start of race

Answer 1

Answer:

Their respective seeds in m/s are

Coke=20m/s

Pepsi=25m/s

LCM is 100

100m is the answer

Verification:-

Coke=100/20=5 -----(1)

Pepsi=100/25=4-----(2)

From 1 and 2

LCM of '4' and '5' is 20