SOLUTION: A B and C are running in a race A can complete a lap in 120 seconds B can complete a lap in 80seconds and C can complete a lap in 40 seconds if they started the race at 2 pm find t

Question 1146876: A B and C are running in a race A can complete a lap in 120 seconds B can complete a lap in 80seconds and C can complete a lap in 40 seconds if they started the race at 2 pm find the time when they all will meet at the startling point at the same time.
Answer by ikleyn(52857) (Show Source): You can put this solution on YOUR website!
.


The Least Common Multiple (LCM) of the numbers 120, 80 and 40 is 240.


So, in 240 seconds they will be at the starting point again.


It will happen at 2:04 pm.      ANSWER


Here "04" means 4 minutes = 240 seconds.

RELATED QUESTIONS
A race car driver can complete 1 lap across a 2-mile track in 1 minute. Due to a slight... (answered by stanbon)

A racing car can complete a 900 m long lap in 15 s. What is the speed of the... (answered by Alan3354)

At Indianapolis Motor Speedway, one lap is 2.5 miles in length. The average speed of an... (answered by RAY100)

Ryan and Nelson are in the middle of running a lap around a track. The circumference of... (answered by Gentle Phill,ikleyn)

One trip around a running track is 440 yards. One jogger can complete one lap in 8... (answered by josmiceli,ikleyn)

Tom and Tyanna are training at the track. Tom can complete a lap in 40 seconds. Tyanna... (answered by KMST)

A takes 45 seconds to run a lap and every 25 seconds, B who is running in the opposite... (answered by Theo,anand429)

A and B can complete a work in 2 and 6 days respectively. If C alone can complete the... (answered by ptaylor)

if two people are running around a one mile track, and one of them can finish a lap in 14 (answered by ankor@dixie-net.com)