Question
India will be at second position preceded by China in
terms of population by the year______ which will grow upto 675 million.Solution
India’s population will grow at 675 million in 2035, just behind China as said in a report by USA.
Speed of a boat in still water is 15 km/h while the speed of stream is ____ km/h. Total time taken by the boat to go 150 km upstream and 225 km downstre...
If the sum of upstream and downstream speed is 24 km/hr and the speed of the current is 5 km/hr, then find the approximate time taken to cover 36 km dow...
Boat ‘A’ can cover 150 km in still water in 15 hours. In still water, if the ratio of the speed of boat ‘A’ to that of ‘B’ is 5:1 and the sp...
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Speed of a boat in still water to speed of boat in upstream is 8: 7. If the boat can travel 450 km in downstream in 10 hours, then find the time taken b...
The speed of the stream is 10 km/h. Boat ‘A’ covers 88 km distance against the stream in 11 hours and boat ‘B’ covers 106 km distance against th...
- A boat covers a distance of 270 km downstream in 6 hours. If the boat's speed in upstream direction is one-third of its downstream speed, calculate the tim...
The ratio of the speed of boats ‘A’ and ‘B’ in still water is 8:9, respectively. The speed of the current is 25% of the speed of boat ‘A’ in...
Boat ‘A’ covers 200 km in downstream in 10 hours. If the speed of stream is 2 km/hr then find the time taken by boat ‘A’ to cover 160 km in upst...
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