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Let the distance from B to C be xkm ∴ A to C = 2x/5 km Upstream speed = 32 – 8 = 24 km/hr Downstream speed = 32 + 8 = 40km/hr Now, 2x/(5 × 24) + x/40 = 15 2x/120 + x/40 = 15 (2x + 3x)/120 = 15 x = 360 km
A boat can travel 80 km downstream in 8 hours, and it can travel the same distance upstream in 10 hours. What is the speed of the boat in still water?
A train has to cover a distance of 400 km in 25 hours. If it covers half journey in 3/5th time, then the speed of covering the remaining dist...
Ravi must go from Hyderabad to Delhi. The distance between Hyderabad and Delhi is 1,500 km. He decides to travel 25% of the distance on foot, 30% of the...
X started to run from point ‘A’ to ‘B’ at a speed of 35 km/hr at 9:00 am and Y started to run from point ‘B’ to ‘A’ at a speed of 11 km/...
A train takes 16 seconds to pass a pole and 24 seconds to pass through a 200-meter-long tunnel. If the train overtakes a man running in the same directi...
An Aeroplane flies along a Square field @ 75, 100, 150 and 200 km/hours respectively. Then find the Average speed of the Aeroplane during the whole jour...
A man covered a distance of 240 km in 4 hours on a bike. How much distance will he cover on a bicycle in 8 hours if he rides the bicycle at one-tenth th...
Train A crosses Train B, which is running in the opposite direction at a speed of 60 km/h, in 18 seconds. The ratio of the lengths of Train A to Train B...
‘A’ and ‘B’ started moving towards each other at same time with a speed of 23 km/hr and 24 km/hr, respectively. If the di...
A man travelled a total distance of 400 km. He travelled first 300 km on car with a speed of 60 km/h and rest of the distance on bike whose speed is 40 ...
