A train travels at a certain average speed for a distance of 63 km and then travels at a distance of 72 km at an average speed of 6 km/hr more than its original speed. If it takes 3 hours to complete total journey, what is the original average speed?

A train travels at a certain average speed for a distance of 63km and then travels a distance of 72km at an average speed of 6km/hr more than its original speed.If it takes 3 hours to complete the total journey,what is its original average speed?

A train travels at a certain average speed for a distance of 54km and then travels a distance of 63km at an average speed of 6km/h more than the first speed.If it takes 3 hours to complete the total journey,what is its first speed?

A bus travels at a certain average speed for a distance of 75 km and then travels a distance of 90 km at an average speed of 10 km//hr more than the first speed. If it takes 3 hours to complete the total journey, find its original speed.

A train travels first 300 km at an average rate of 30 km per hour and further travels the same distance at an average rate of 60 km per hour, then the average speed over the whole distance is

Out of 555 km, Vishal travelled certain distance by bus and the remaining distance by car. Bus travels with an average speed of 60 (km)/h and the average speed of car is 75 (km)/h . He takes total 8 hours to complete the journey . Find the distance the Vishal travelled by bus.

A car travels a certain distance with a speed of 50 km/h and returns with a speed of 40 km/h. Calculate the average speed for the whole journey.

A car covers a distance of 80 km at a speed of 60 km/hr and another 140 km at a speed of 70 km/hr Find the average speed of the journey