Who authored the book titled "Introduction to Bitcoin"?
David Ricardo, a prominent British economist known for his influential works in classical economics, authored the book "Introduction to Bitcoin," reflecting on the financial implications and potential of Bitcoin.
The ratio of the speed of boats ‘A’ and ‘B’ in still water is 8:9, respectively. The speed of the current is 25% of the speed of boat ‘A’ in...
A swimmer can swim at a speed of 3.5 kilometers per hour in still water. If the time taken to cover a certain distance upstream is 2.5 times the time ta...
A boat running downstream covers a distance of 45 km in 9 hrs and covering the same distance upstream in 15 hrs. What is the speed of a boat in still wa...
A boat takes 1/4th time in moving a certain distance downstream than upstream. The ratio of the speed of the boat in still water and that of current is?
Find the total distance covered by boat in each upstream and downstream in 4 hours if the speed of boat in still water and speed of current is 15 km/h a...
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?
A man can row one quarters of a kilometer against the stream in 30/4 minutes and return in 5/2 minutes. The speed of the man in still water is:
The speed of current is 5 km/h. What will be the respective downstream speed and upstream speed of a boy rowing a boat, if half of the distance covered ...
The speed of a boat in still water is 6 km/hr more than that of the current. The time taken by the boat to cover 675 km downstream is 13.5 hours. Find t...
A boat can cover 12 kilometers in still water in 40 minutes. If the speed of the current is 2 kilometers per hour, then what is the average speed it tak...
