Question
The fuel that is used in modern submarines is -
Solution
The correct answer is A
A motorboat in still water travels at a speed of 36 km/hr. It goes 64 km upstream in 2 hours. The time taken by it to cover the same distance down the s...
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...
A boat covers a certain distance against the stream in 9 hours 36 min and it covers the same distance along the stream in 8 hours. What is the ratio of ...
A boy can swim in water with a speed of 10 km/hr in still water. If the speed of the stream is 6 km/hr, what will be the time taken by the boy to cover ...
- A boat goes downstream at 28 km/hr and upstream at 20 km/hr. If it takes 14 hours to travel (x + y) km upstream when the stream speed is doubled, then what...
Speed of a boat in still water to speed of boat in upstream is 10:7. If the boat can travel 390 km in downstream in 5 hours, then find the time taken by...
A boat can cover 150 km in downstream in 5 hours and 144 km in upstream in 12 hours. Find the speed of boat in still water
The speed of a boat in still water is 45 km/hr, and the speed of the stream is 5 km/hr. The boat takes 30 minutes longer to cover a distance of x km ups...
The speed of a boat in still water is 4 times more than that of the current. If the boat takes 9 hours to cover 108 km upstream, then find the time take...
The speed of current is 30 km/hr. If the speed of the boat in still water had been 13 km/hr more than the original speed then it would take 7.5 hours to...
