Rani starts from home reaches a temple which is 3 km away and comes back home after 2 hours. Calculate her distance and displacement.

A boy goes to a shop, which is 3 km away, buys things and comes back. What is the distance and displacement in km and m?

A boy starts from home, goes to a shop, which is 2 km away, buys things, and comes back in an hour. What is the speed with which he travels?

Ajay starts from his house to his office by his car which is 15 km away at an average speed of 45 km per hour. On the way back, he takes a route longer by 5 km since there is heavy traffic on the regular route. If he reaches home in the same time as the time he took to reach office in the morning, find his speed on the return journey.

John walks to a library which is x km away from his home. On his way back home, he stops at a shop that is (1)/(4) of the distance he had walked earlier. Find the distance of the shop from John's home.

Mohan drives to a marketplace which is 30 km away from his home at an average speed of 75 km per hour. After he completes his shopping, he decides to visit his friend. If he drives at the same speed as on his way to the market and it takes him 30 minutes to reach his friend's house, find the distance between the market and the friend's house.

A particle starts from rest and has an acceleration of 2 ms^(–2) for 10 s. After that, it travels for 30 s with constant speed and then undergoes a retardation of 4 ms^(–2) and comes to rest. Calculate the total distance covered by the particle.

A boy goes to a school from his home at a speed of x km/hr and comes back at a speed of y km/hr, then the average speed is given by

Raju 's school is 4 km away from his house . He walks from his house to school and comes back in 2(1)/(2) hours . Find his average speed.

Two cars started simultaneously towards each other from towns A and B which are 480 km apart.It took first car travelling from A to B 8 hours to cover the distance and second car travelling form B to A in 12 hours.Determine when do the car meet after starting and at what distance from town A.Assuming that both the cars travelled with constant speed.

A radar sends a signal to an aircraft at a distance of 30 km away and receives it back after 2xx10^(-4) second. What is the speed of the signal ?