A, B and C start at the same time in the same direction to run around a circular stadium. A completes a round in 252 seconds, B in 308 seconds and c in 198 seconds, all starting at the same point. After what time will they again at the starting point ?

X, Y, Z start at the same time in the same direction to run around a circular stadium. X completes a round in 63 seconds, Y in 105 seconds and Z in 210 seconds. If they start at the same time, then at what time will they meet again at the starting point?

Two boys ‘A’ and ‘B’ are running on a circular track. ‘A’ takes 1 minute to finish one round while ‘B’ takes 50 seconds to complete one round. If they start simultaneously at 10.00 am, then which of the following is the time at which they can meet at the starting point?10.11 am10.15 am10.22 am10.33 am

There is a circular path around a sports field. Sonia takes 18 minutes to drive one round of the field, while Ravi takes 12 minutes for the same. Suppose they both start at the same point and at the same time and go in the same direction. After how many minutes will they meet again at the starting point?

Cheko and Sharko started running at the same time and starting point in a circular stadium. Cheko took 7 minutes to complete a round while Sharko took 6 minutes to complete a round. They started at 9.00 a.m. What time will they meet at the starting point again?

Three sprinters running on a circular track completes a lap in 4 minutes,5 minutes and 7 minutes. Find the time after which they will meet for the 1st time at the starting point when all the three sprinters start running simultaneously.