Abdul knows the average speed of going to school by car is 20kmh^(-1). While returning via the same route he...

Abdul while driving to school, computes the average speed for his trip to be 20 kmh^(-1) . On his return trip along the same route, there is less traffic and the average speed is 40 kmh^(-1) . What is the average speed for Abdul's trip ?

Abdul, while driving to school, computes the average speed for his trip to be 20 km h^(-1) . On his return trip along the same route, there is less traffic and the average speed is 30 km h^(-1) . What is the average speed for Abduls trip ?

The average speed of a person in driving to school is 30 km//h . On the return trip along the same rout, the average speed is 25 km//h . What is the average speed for the round trip to the school ?

Veckat went to his collage from his house on his car with a unifrom speed of 60 km h^(-1) and returns to his house with a different speed. If the average speed of the car, for whole journey is 50 km^(h-1) , then find the speed of his car when it travelled from college to house.

A person goes to his office at 1/3rd of the speed at which he returns from his office. If the average speed during the whole trip (i.e., one round) is 12 km/h. What is the speed of the person while he was going to his office?

A person goes to his office at 1/4th of the speed at which he returns from his office. If the average speed during the whole trip is 15 km/h, then what is the speed of the person while he was going to his office?

A person goes to his office at 1/3rd of the speed at which he returns from his office if the average speed during the whole trip(i.e, one round)is 12 km/h.What is the speed of the person while he was going to his office?

A boat, while going downstream in a river covered a distance of 50 mile at an average speed of 60 miles per hour. While returning, because of the water resistance, it took one hour fifteen minutes to cover the same distance . What was the average speed of the boat during the whole journey?

A car has an average speed of 60 km per hour while going fi'om Delhi to Agra and has an average speed of y km per hour while returning to Delhi from Agra (by travelling the same distance). If the average speed of the car for the whole journey is 48 km per hour, then what is the value of y ?