Question
white rust of crucifers caused by which pathogen that
belong to class oomycetesÂSolution
explanation- Albugo candida causes white rust of crucifers
- The speed of a boat in still water is 9 km/hr, and the current’s speed is 2 km/hr. The boat takes a total of 14 hours to cover ‘x’ km both upstream a...
A boat can cover 220 km in downstream in 11 hours and 126 km in upstream in 18 hours. Find the speed of boat in still water
A man can row at 4 kmph in still water. If the velocity of current is 2 kmph and it takes him 8 hour to row to a place and come back, how far is the place?
What is the speed of boat in still water?
Statement I: It takes the boat thrice as much time to row up than as to row down the same distance in ...
Boat ‘A’ can cover 160 km in still water in 8 hours. In still water, if the ratio of the speed of boat ‘A’ to that of ‘B’ is 2:3 and the spe...
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...
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...
A man can row 12 km/hr in still water. If the speed of the current is 3 km/hr, it takes 4 hours more in upstream than in the downstream for the same dis...
The downstream speed of a boat is 6 km/hr more than its upstream speed and the ratio of the speed of the boat in still water to the speed of the stream ...
The ratio between the speed of the boat in upstream and the speed of the stream are 6:5 respectively. The boat can cover (d+140) km distance in downstre...
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