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Start learning 50% faster. Sign in nowSimilar to the green revolution that increased agricultural production, the “blue revolution” refers to the remarkable increase in the production of fish and marine products through aquaculture and fisheries management.
Speed of a car is 150% more than that of a bus. Find the distance traveled by the bus in 6 hours 30 minutes if the time taken by the car to cover 960 km...
The tops of two poles of height 60 metres and 35 metres are connected by a rope. If the rope makes an angle with the horizontal whose tangent is 5/9 met...
A motor-cycle covers 90 km with a speed of 40 km/hr. find the speed of the motor-cycle for the next 90 km journey so that the average speed of the whole...
A truck travels a distance of 240 km in 8 hours. The speed of a van is 25% more than that of the truck, and the speed of a scooter is 20% more than that...
A boy goes to his school at 1/6th of the speed at which he returns from his school. Average speed during the whole trip (i.e. one round) is 36 km/h. Wha...
A 200-meter long truck is traveling at a speed of 180 km/hr, and it takes 10 seconds to cross a toll plaza. Now, if another truck, which is 180 meters s...
If a person walks 25% more than of his usual speed, reaches his distance 90 minutes before. If the destination is 495 km away, then the usual speed of a...
A boy goes to school at 12 km/Hr and return at a speed of 11 km/hr. If he takes 23 hrs in all. Find the distance from his village to school?
A Bus covers its journey at a speed of 40km/hr in 8 hours. If the same distance is to be covered in 4 hours, then by how much % will be the speed of the...