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Sheila walks at the speed of her usual speed (20/21) and determines a clear distance in eight minutes more than the time it takes in normal speed. Calcu...
A runner completes a track in three segments. For the first 'v - 5' km, he runs at 15 km/h, for 'v' km at 25 km/h, and the last 'v + 5' km at 20 km/h. I...
A car of length 100 meters crosses a stationary pole in 5 seconds. Another car moving at double the speed of the first car crosses a stationary truck in...
If a person walks 20% more than of his usual speed, reaches his distance 90 minutes before. If the destination is 459 km away, then the usual speed of a...
If a person walks 40% more than of his usual speed, reaches his distance 90 minutes before. If the destination is 441 km away, then the usual speed of a...
A bike travels the same distance in 'h + 2.5' hours compared to a truck's 'h' hours from point 'P' to point 'Q'. Should the trip be completed in half by...
X started to run from point ‘A’ to ‘B’ at a speed of 22 km/hr at 9:00 am and Y started to run from point ‘B’ to ‘A’ at a speed of 23 km/...
A and B are travelling towards each other with a speed of 20 km/hr and 30 km/hr. If they started at same time and A covered 18 km less distance than B b...
A train leaves a station and travels for 4 hours at a speed of 80 km/h. It then increases its speed to 100 km/h for the next 3 hours. What is the total ...
The diameter of a wheel W is 63 cm. It completes 1000 rotations in 1 minute. Find the speed of the vehicle.
