Two men are running in the same direction along a circle. They meet for the first time at a point diametrically opposite the starting point when the faster one is in his fifth round. Find the ratio of their speeds.
A train starts from X towards Y, which is at a distance of 55 km, at a speed of 40 km per hour. After running a certain distance, it increases its speed to 50 km per hour and reaches Y in 1 hour 15 minutes after leaving X. After what time did the train change its speed?
If a man walks to work and rides back home the entire trip takes an hour and a half. When he rides both ways, it takes him 30 minutes only. How long would he take if he walks both ways?
man on a platform notices that a train going in one direction takes 10 seconds to pass him #*ampersand*# a train of same length going in the other direction takes 15 seconds to pass him. What is the time taken by the two trains to pass one another if the length of the trains is 200 m each?
Tommy runs 3 times as fast as Jonny. Also Tommy gives Jonny a lead of 77 metre. Both of them reach at the same time. Find the length of the track.
A train traveling at 72 kmph crosses a platform in 30 seconds and a man standing on the platform in 18 seconds. What is the length of the platform in meters?
A man can row 50 km upstream and 72 km downstream in 9 hours. He can also row 70 km upstream and 90 km downstream in 12 hours. Find the rate of current.
None of these
A worker reaches his work place 15 minutes late by walking at 4kmph from his house.The next day
he increases his speed by 2kmph and reaches in time.Find the distance from his house to his
A man started 15 minutes late and by travelling at a speed which is 5/4rth of his usual speed
reached his office 20 mins early.What is the usual time of the journey?
At 11:00am, a car (1) leaves city "A" at a constant rate of 60 mi/hr toward city "B". At the same time a second car (2) leaves city "B" toward city "A" at the constant rate of 50 mi/hr. The distance between cities A and B is 220 miles and these cities are connected by a highway used by the two cars. At what time will the two cars cross each other?