**Home > Quantitative Aptitude > Time and Work > Time and Distance**

36. A certain distance is covered by a cyclist at a certain speed.If a jogger covers half the distance in double the time, the ratio of the speed of the jogger to that of the cyclist is?

37. An express train traveled at an average speed of 100 km/hr, stopping for 3 minutes after every 75 km. How long did it take to reach its destination 600 km from the starting point?

38. Sound is said to travel in air at about 1100 feet per second. A man hears the axe striking the tree, 11/5 seconds after sees it strike the tree. How far is the man from the wood chopper?

39. A man in a train notices that he can count 21 telephone posts in one minute. If they are known to be 50 meters apart, then at what speed is the train traveling?

40. A train travels at an average of 50 miles per hour for 2 1/2hours and then travels at a speed of 70 miles per hour for 1 1/2 hours. How far did the train travel in the entire 4 hours?