Question
What approximate value
will replace the question mark (?) in the following? β361.4 + β? β Β³β512.2 = β289.6Solution
β361.4 + β? β Β³β512.2 = β289.6 β361 + β? β Β³β512 ~ β289 19 + β? β 8 ~ 17 β? ~ 6 ? ~ 36
A boat can travel 21 km downstream in 42 min. The ratio of the speed of the boat in still water to the speed of the stream is 5: 1. How much time will t...
The time taken by the boat to cover (d+130) km distance in downstream is 1.9 hours less than the time taken by the same boat to cover (d-45) km distance...
If a river is flowing at a rate of 6 km/hr and a boat's speed in still water is 100% higher than the river's speed, and the boat travels 'd' kilometers ...
The speed of a boat in still water is twice the speed of the current. The difference between downstream and upstream speeds is 16 km/h. If the boat spen...
Speed of a boat in still water is 12 kmph and speed of stream is 9 kmph. A man rows to a place at a distance of 63 km and come back to starting point. T...
A boat goes 65 km in upstream in 5 hours and takes 4 hours to complete a distance of 20 km in downstream. Find the speed of boat in still water.
The speed of a boat in still water is 6 km/hr and speed of current is 4 km/hr. If time taken to cover a certain distance upstream is 10 hours, then how ...
- The speed of a boat in still water is 9 km/hr, and the currentβs speed is 2 km/hr. The boat takes a total of 14 hours to cover βxβ km both upstream a...
A boat's speed in still water is 50% greater than the speed of a stream, which flows at 12 km/h. Calculate the total time it takes for the boat to cover...
A boat can cover 170 km in downstream in 2 hours and 145 km in upstream in 5 hours. Find the speed of boat in still water.
Relevant for Exams:
