Question
CONTINOUS variation occurs in a population due
to:Solution
CONTINOUS variation occurs in a population due to polygenes.
Time taken by a boat to cover 253 km upstream is 49.99 % more than the time taken by the boat to cover 340 km downstream. Total time taken in covering b...
Speed of a boat in still water is 3 times more than the speed of stream. If boat covers 135 km in downstream in 9 hours, then find the time taken by the...
Speed of a boat in still water is 25% less than its downstream speed. If the upstream speed of the boat is 24 km/h, find the downstream distance covered...
A boat moving upstream takes 8 hours 48 minutes to cover a distance while it takes 4 hours to return to the starting point, downstream. What is the rati...
Motor boat covers a certain distance downstream in 5 hours. It covers the same distance upstream in 7(1/2) hour. If the speed of the water is 4.5 km/hr,...
The speed of the stream is 14 km/h. Boat ‘A’ covers 64 km distance against the stream in 4 hours and boat ‘B’ covers 95 km distance against the ...
A boat can cover 150 km in downstream in 15 hours and 130 km in upstream in 13 hours. Find the distance travelled by the boat in still water in 5 hours.
Distance between a point of A and point B in a river is 32 km and the flow of the stream is from A to B. If the speed of the boat is 10 km/h and speed o...
A boat can travel 26 km downstream in 30 min. The ratio of the speed of the boat in still water to the speed of the stream is 8: 5. How much time will t...
A man rows upstream 36 km and downstream 51 km taking 3 hours each. Find the man’s speed in still water.    Â
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