If a person travels 60 km in 4 hours in a car, then the speed of the car is (a) 12 km/hr (b) `15` km/hr (c) `20\ ` km/hr (d) `24\ ` km/hr

A car covers a certain distance in 5 hours at the speed of 73 kms/hr. What is the average speed of bus which travels a distance of 50 kms less than the car in the same time ? Options are (a) 61 km/hr (b) 58 km/hr (c) 65 km/hr (d) 63 km/hr.

The ratio between the speeds of two buses is 11:9. If the second bus runs 270 km in 15 hours, what is the speed of the first bus? A. 23 km / hr B. 11 km / hr C. 2 km / hr D. 22 km / hr

If a boat goes 7 km upstream in 42 minutes and the speed of the stream is 3 kmph, then the speed of the boat in still water is: a. 4. 2 km//hr b. 9 km//hr c. 13 km//hr d. 21 km//hr

A 150m long train crosses a pillar in 15 seconds and a train equal in length coming from its opposite direction in 12 seconds.The speed of the second train is: a.) 45km/hr b.) 48km/hr c.) 52km/hr d.) 54km/hr

A person travelled 270 km in 9 hours partly by car and partly by train. Speed of car is 36 km/h and speed by train is 27 km/hr. Find the distance travelled by car and travelled by train.

Two sea trawlers left a sea port simultaneously in two mutually perpendicular directions. Half an hour later, the shortest distance between them was 17 kin, and another 15 minutes later, one sea trawler was 10.5 km farther from the origin than the other. Find the speed of each sea trawler. a. 16 km/hr, 30 km/hr b. 18 km/hr 24 km/hr c. 20 km/hr, 22 km/hr d. 18 km/hr, 36 km/hr

The upstream speed of the boat is 40 km/hr and the speed of the boat in still water is 55 km/hr. What is the downstream speed of the boat ? A. 75 km/hr B. 70 km/hr C. 60 km/hr D. 65 km/hr