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Acacia species are often used in agroforestry because they are known for their ability to fix nitrogen from the air and improve soil fertility through nitrogen fixation.
A car starts from point A and travels at a speed of 60 km/h for the first 2 hours, then increases its speed to 80 km/h for the next 3 hours. After that,...
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/...
Two trains, A and B, are moving in opposite directions at speeds of 45 km/h and 60 km/h, respectively. The lengths of the trains are 120 meters and 150 ...
A train runs at a speed of 54 km an hour. What is the speed in metres per second?
Buses A and B are moving around a circular ground of radius 140 m. If the speeds of the buses A and B are 15 m/sec and 20 m/sec respectively, then what ...
Ram needs to travel from point A to point B. If he travels at a speed of 24 km/h, he arrives 2.5 hours later than expected. On the other hand, if he in...
A car running with a speed of ‘x’ m/sec makes 9 rounds of a circular field having radius 49 metres, in 12 seconds. Find the time taken by ca...
A train travels from Station A to Station B at a speed of 60 km/h and returns from Station B to Station A at a speed of 40 km/h. Find the average speed ...
Two cars cover a certain distance by moving at speeds of 35 km h and 45 km/h respectively. Find the distance traveled when one car takes 32 minutes more...
A train overtakes two persons walking along a railway track. The first one walks at 3.2 Km/h. The other one walks at 4.5 Km/h. The train needs 5.5 and 5...