67. A train when at an average speed of 40 km / h If it moves at its intended time reaches. When its average speed is 35 km / h When she leaves, she reaches 15 minutes late. Traveled Find the length. (1) 40 km (2) 70 km (3) 30 km (4) 80 km (5) None of these [Bank PO., 2003]

A train when moves at an average speed of 40 kmph, reaches its destination. When its average speed becomes 35 kmph, then it reaches its destination 15 late. Find the distance of journey is:

With an average speed of 40 km/h, a train reaches its destination in time. If it goes with an average speed of 35 km/h, it is late by 15 minutes. The length of the total journey is:

A train has a speed of 60 km//h for the first one hour and 40 k/h for the next half hour. Its average speed in km//h is

A train which is moving at an average speed of 40km/h reaches its destination on time.When its average speed reduces to 35km/h ,then it reaches its destination 15 minutes late.The distance travelled by the train,is 70backslash kmb .80backslash km c.40backslash km d.30backslash km

A car travels 30 km at a uniform speed of 40 km/h and the next 30 km at a uniform speed of 20 km/h . Find its average speed.