A car moving at 48 Km/h completes a journey in 10 hours. By how much the speed of this car should be increased so as to do this journey in 8 hours?

A motorist covers a certain distance at a average speed of 48 km/h in 45 minutes. What speed in km/h he must maintain to cover the same distance in 30 minute?

A and B start walking at the same time on a circular path with circumferences 35 kn. If they walk in the same direction at 4 km/h and 5 km/h respectively, after what time will they meet together?

Nilesh goes to school from his village at the speed of 4 km/h and returns from school to village at the speed of 2 km/h. If he takes 6 hours in all, then what is the distance between the village and the school?

A car covers its journey at the speed of 80 km/h in 10 hours. If the same distance is to be covered in 4 hours, by how much the speed of car will have to increase?

A certain distance is covered by a vehicle at a certain speed. If half of this distance is covered by another vehicle in double the time, the ratio of the speeds of the two vehicles is :

A person crosses a 600 m long street in 5 minute. Find his speed in km/h.

A truck covers a distance of 550 m in a minute whereas a bus covers a distance of 33 km in 45 minutes. The ratio of their speeds is :

A can complete journey in 10 hours. He travels first half of the journey at the rate of 21 kn/h and second half at the rate of 24 km/h. The toal journey in km is :

A is faster than B. A and B each walk 24 km. The sum of their speeds is 7 km/h and sum of times taken by them is 14 hours. What is the speed of A?

A man travels 600 km by train at 80 km/h. 800 km by ship at 40 km/h, 500 km by aeroplane at 400 km/h and 100 km by car at 50 km/h. The average speed for the entire distance is :

A car travels first one-third of a certain distance with a speed of 10 km/h the next one-third distance with a speed of 20 km/h and last one-third distance with a speed of 60 km/h. What is the average speed of the car for the whole journey?

Suraj drives first 120 km in 2 hrs and next 180 km in next 4 hrs. What is his average speed for the entire trip in km per hour?

Traveling at a speed of 50 km/h, how long is it going to take to travel 60 km?

A train traveling at 60 km/h crosses another train traveling in the same direction at 24 km/h in 30 seconds. What is the combined length of both the trains?