A and B start at the same time with speed of 40 km/hr. and 50 km/hr respectively. If in covering the journey A takes 15 …

The ratio of speeds of A and B is 2 : 3 and therefore A takes 20 minutes more time than B. What is the ratio of time tak…

If A travels to his school from his house at the speed of 3 km/h, then he reaches the school 5 minutes late. If he trave…

A train 300 m long is running with a speed of 54 km/hr. In what time it cross a telephone pole ?

Rohan, Shikha's boyfriend, had to pick her from her home for a live concert on her 23<sup>rd</sup> birthday.…

A gun is fired from a fort. A man hears the sound 10 seconds later. If the sound travels at the rate of 330 m/sec, find …

If a person walks at 14 km/hr instead of 10 km/hr, he would have walked 20 km more. The actual distance travelled by him…

A person crosses a 600 m long street in 5 minutes. What is his speed in km per hour ?