A and B walk around a circular track. They start at 8 a.m. from the same point in the opposite directions. A and B walk at a speed of 2 rounds per hour and 3 rounds per hour respectively. How many times shall they cross each other before 9.30 am.? `5` b. `6` c. `7` d. `8`

A and B start from the same point and in the same direction at 7 a.m. to walk around a rectangular field 400 m x 300 m. A and B walk at the rate 3 km/hr and 2.5 km/hr respectively. How mar times shall they cross each other if they continue to walk till 12:30 p.m.? a. not even once b. once c. twice d. thrice

From a point on a circular track 5 km long A, B and C started running in the same direction at the same time with speed of 2 1/2 km per hour 3 km per hour and 2 km per hour respectively. Then on the starting point all three will meet again after.

A walks around a circular field at the rate of one round per hour while B runs around it at the rate of six rounds per hour. They start in the same direction from the same point at 7.30 a.m. They shall first cross each other at:

A, B and C start to walk around a circular track. A completes one round in 91/6 seconds, B completes in 65/4 seconds and C completes in 56/3 seconds respectively. After how many seconds will they meet to each other at the starting point again?

Two cyclists start on a circular track from a given point but in opposite directions with speeds of 7 m/sec and 8 m/sec respectively. If the circumference of the circle is 300 metres, after what time will they meet at the starting point ?