A person walks a distance of "30m" towards east with a speed of `2ms^(-1)` and, 40m" towards north with a speed of `3/2ms^(-1)`.The average speed and average velocity for his journey is

A car moves towards north at a speed of 54 km/h for 1 h. Then jt moves eastward with same speed for same duration . The average speed and velocity of car for complete journey is

A bus travels a certain distance with a speed 30. ms^(-1) and returns with a speed 20ms then find average speed during total journey?

A body travels from A to B at 40 ms^(-1) . And from B to A at 60 ms^(-1) . Calculate the average speed and average velocity.

A body covers half the distance with a speed of 20m/s the other half with a speed of 30m/s. The average velocity ogf the body during the whole journey is

A particle moves in the direction of east for 2s with velocity of 15 ms^(-1). Then it moves towards north for 8s with a a velocity of 5 ms^(-1). The average velocity of the particle is

A bo walks to his school at a distance of 6 km with constant speed of 2.5 kmh^(-1) and walks back with a constant speed of 4 kmh^(-1) . His average speed for round trip expressed in kmh^(-1) , is

A man travels 200 km distance with the speed of 40 m/s and next 50 km with the speed of 10 m/s . Find the average speed of man.

A body of mass (m) moving along a straight line covers half the distance with a speed of 2 m/s. The remaining half of the distance is covered in two equal tiem intervals with a speed of 3 ms^(-1) and 5 ms^(-2) respectively. The average speed of the particle for the entire journey is .

A body covers first one-third of the distance with a velocity "20ms^(-1)",the second one third with a velocity of "30ms^(-1)" and last one-third with a velocity of "40ms^(-1)".The average velocity is nearly