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Start learning 50% faster. Sign in nowUpstream speed of boat = Distance/Time = 54/8 = 27/4 = 6.75 km/hr Therefore, speed of current = 10 – 6.75 = 3.25 km/hr
A car travels a distance of 200 km at the speed of 40 kmph. If it covers the next 120 km of its journey at the speed of 60 kmph and last 60 km of its jo...
A train has to cover a distance of 135 km in 15 hours. If it covers half journey in 3/5th time, then the speed of covering the remaining dist...
A car travels from point A to point B at a speed of 60 km/h and returns from point B to point A at a speed of 80 km/h. If the total time for the round t...
A and B are travelling towards each other with a speed of 30 km/hr and 40 km/hr. If they started at same time and A covered 20 km less distance than B b...
Two trains depart from the same station. The first train departs at 8:00 A.M., traveling at a speed of 60 km/h. Two hours later, at 10:00 A.M., the seco...
A bus of length 150 meters can cross a signal post in 6 seconds. A second bus traveling at three times the speed of the first bus can cross a car travel...
A bike completes a journey in 4hrs with a speed of 60 km/hr. At what speed must it travel to complete the journey in 6 hrs?
Find the distance travelled (in km) by the truck to reach point B from point A, if a car cover 25% the same distance in 2 hours and a truck covers 30%...
A train is travelling at the rate of 108 km/hr. How many seconds it will take to cover a distance of 3/5 km?
