Question
If ‘@’ means ‘+’, ‘#’ means ‘-’,
‘$’ means ‘×’ and ‘%’ means ‘÷’, then what is the value of the following expression? 147 % 21 @ 15 $ 3 # 35Solution
234 % 26 @ 20 $ 5 # 25 234 ÷ 26 + 20 x 5 – 25 9 + 20 x 5 – 25 9 + 100 – 25 = 84
Speed of boat in downstream is 45% more than speed of boat in still water. If speed of stream is 9 km/h, then find the time taken by the boat to cover 8...
Speed of a boat in still water to speed of boat in upstream is 8: 7. If the boat can travel 450 km in downstream in 10 hours, then find the time taken b...
The speed of a boat is that of the current of water is 40:3. The boat goes along with the current in 3 hours 8 minutes. It will come back in
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...
The speed of a boat is that of the current of water is 35:6. The boat goes along with the current in 5 hours 10 minutes. Approximately at what time it w...
- The downstream and upstream speeds of a boat are 36 km/hr and 28 km/hr, respectively. If the boatman covers (x + y) km upstream in 8 hours while the stream...
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 8:5:2, respectively. If ...
A man rows a boat a certain distance downstream in 9 hours, while it takes 18 hours to row the same distance upstream. How many hours will it take him t...
If a boat travels 35 km more in downstream than in upstream in 5 hr and if the speed of the boat in still water is 25 km/hr, then find the distance trav...
A boat goes 40km upstream in 8 hours and 36km downstream in 6 hours. The speed of the boat in still water.
