Genes are primarily made of DNA, or deoxyribonucleic acid, which is a molecule characterized by a double helix structure. This structure allows it to carry genetic information crucial for the development, functioning, and reproduction of all living organisms and many viruses.
The ratio of the speed of boat ‘A’ in still water, the speed of boat ‘B’ in still water and the speed of the current is 11:5:2, respectively. If...
A boat covers 30 km downstream in 60 minutes. If the ratio of the speed of the boat in still water to that of the speed of the stream is 8:4, respective...
Speed of a boat in still water is 10 km/h while the speed of stream is ____ km/h. Total time taken by the boat to go 100 km upstream and 150 km downstre...
The speed of a boat in still water is 12 km/h and the speed of the current is 3 km/h. A person travels 135 kilometers in a boat in the upstream directio...
A boat travels 315 km downstream in 7 hours and 135 km upstream in 9 hours. Determine the total time the boat takes to cover 150 ...
A ship, when moving against the current, can travel a distance of 240 km in 8 hours. If the ship's speed in calm waters is 40 km/hr, how many hours will...
A man takes 2.2 times as long to row a distance upstream as to row the same distance downstream. If he can row 55 km downstream in 2 hours 30 minutes, w...
A ship covers a distance of 240 km downstream in a time that is 2 hours shorter than the time it takes to cover the same distance upstream. The ship's u...
Two boats A and B start towards each other from two places, 600 km apart. Speed of the boat A and B in still water are 23 km/h and 17 km/h respectively....
Speed of a boat in still water is 12 kmph and speed of stream is 6 kmph. A man rows to a place at a distance of 72 km and come back to starting point. T...
