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Start learning 50% faster. Sign in nowWhen ice is immersed in water it starts melting. It takes latent heat from water for melting and the temperature of the water decreases, therefore water becomes cool.
The ratio of the speed of boat ‘A’ in still water, the speed of boat ‘B’ in still water and the speed of the current is 8:5:2, respectively. If ...
A boat can travel 80 km downstream in 4 hours and the same distance upstream in 8 hours. If the speed of the boat in still water is increased by 50%, ho...
The speed of a boat in still water is 25 km/hr. If the boat covers 160 km in upstream in 10 hours, then find the time taken by the boat to travel 204 km...
A boat goes 8 km an hour in still water, but takes twice as much time in going the same distance against the current. The speed of the current (in km/ho...
Find the total distance covered by boat in each upstream and downstream in 6 hours if the speed of boat in still water and speed of current is 15 km/h a...
Two Places are 162 km apart. Two boats starts from both Places at same time towards each other. If one boat is going downstream and other one is going u...
The speed of a boat in still water is 26 km/hr. If the boat covers 75 km in upstream in 5 hours, then find the time taken by the boat to travel 111 km i...
The speed of a boat in still water is 15 km/hr. If the boat covers 120 km in upstream in 12 hours, then find the time taken by the boat to travel 120 km...
Motor boat covers a certain distance downstream in a river in 5 hours. It covers the same distance upstream in 7 and half an hour. If the speed of the w...
A boat travels 240 km upstream in 6 hours and 360 km downstream in 6 hours. How long will it take to travel 300 km in still water?
