Delhi is at a distance of ` 200 km` from Ambla. (A) sets out from Ambala at a speed of ` 30 km h^(-1)` and (B) sets out at the same time from Delhi at a speed fo `20 k h^(-1)` . They will meet each other after a tiem of .

Delhi is at a distance of 200 km from Ambla. (A) sets out from Ambala at a speed of 30 km h^(-1) and (B) sets out at the same time from Delhi at a speed of 20 k h^(-1) . They will meet each other after a time of .

Delhi is at a distance of 200 km from Ambla. (A) sets out from Ambala at a speed of 30 km h^(-1) and (B) sets out at the same time from Delhi at a speed of 20 k h^(-1) . They will meet each other after a time of .

Delhi is at a distance of 200 km from Ambala. Car A set out from Ambala at a speed of 30 kmh^(-1) and car B set out at the same time from Delhi at a speed of 20 kmh^(-1) . When they will meet each other ? What is the distance of that meeting point from Ambala ?

Chennai is a distance of 500 km from Coimbatore. (A) sets out from Coimbatore at a speed of "50 kmh"^(-1) and (B) sets out at the same time from Chennai at a speed of "40 kmh"^(-1) . When will they meet each other ?

A boy goes from his house to school by bus at a speed of 20 km h^(-1) and returns back through the same route at a speed of 30 km h^(-1) . The average speed of his journey is :

A train travels from Agra to Delhi with a constant speed of 50 km h^(-1) and returns from Delhi to Agra with a constant speed of 40 km h^(-1) . Find the average speed of the train.

A car travels a distance from A to B at a speed of 60 km h^-1 and returns to A at a speed of 30 km h^-1 . The average speed of the car for the whole journey is:

A motorcyclist drives from A to B with a uniform speed of 30 km h^(-1) and returns back with a speed of 20 kmh^(-1) . Find its average speed.

A motorcyclist drives from A to B with a uniform speed of 30 km h^(-1) and returns back with a speed of 20 kmh^(-1) . Find its average speed.