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‘A’ and ‘B’ started moving towards each other at same time with a speed of 12 km/hr and 6 km/hr, respectively. If the distance covered by ‘Aâ€...
'A' can do some work alone in 16 days. 'A'and 'B' work together for 8 days after which'A' leaves and 'B' finishes the remaining work alone in 12 days. H...
Amit walks for 2 hours at a speed of 's' km/hr, and then his speed increases by 25 km/hr, covering the remaining distance in 3 hours. If Amit's speed ha...
Train ‘A’ running with a speed of 54 km/hr. can cross a standing goods train of 4 times its length in 20 seconds. Find the time taken by 240 meters ...
Ram needs to cover a certain distance to reach his destination. When he drives at a constant speed of 24 km/h, he arrives 2 hours later than planned. Ho...
A train whose speed is 40 m/s crosses a bridge in 20 seconds. Another train which is 80m shorter than the first train crosses the same bridge at the spe...
A biker travels first half of his journey with a speed of 18 km/h and the other half with a speed of 'x' km/h. If the total distance traveled by him is ...
Ratio of speeds of ‘A’ and ‘B’ is 3:5, respectively. If they participate in a 400-metre race and ‘B’ gives ‘A’, a head start of ‘m’ ...
A car travels from A to B at a speed of 60 km/h, and returns from B to A at a speed of 40 km/h. What is the average speed of the car for the entire jour...
Amit drove for 6 hours at a speed of 60 miles per hour and for 6 hours at 50 miles per hour. What was his average speed (in miles per hour) for the whol...
