Question
Dry ice
is:Solution
Dry ice is the common name for solid carbon dioxide (COâ‚‚). It gets its name because it does not melt into a liquid when heated; instead, it changes directly into a gas through sublimation.
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?
Speed of a boat in still water is 4 times more than the speed of stream. If boat covers 126 km in downstream in 7 hours, then find the time taken by the...
When travelling with the current, a man takes 5 hours to cover the distance that he would've covered in 15 hours while travelling against the current. ...
P and Q can complete a work in 24 days and 36 days, respectively. P, Q and R together can complete the work in 12 days. If R get a total wage of Rs. 612...
Speed of current is 25% of speed of boat in still water, if boat travelled 45 km downstream and returned back in total 12 hr. then find speed of boat i...
The ratio of the speed of the boat in still water to the speed of the stream is 5 : 1. If the speed of the boat is increased by 40%, then the time take...
A boat can travel 12 km upstream in 30 min. If the ratio of the speed of the boat in still water to the speed of the stream is 5:1, how much time will t...
- A boat's speed in still water is 10 km/hr, and the current's speed is 3 km/hr. The boat takes a total of 15 hours to cover ‘x’ km each way (upstream an...
The speed of a boat in still water is 8 km/hr and speed of current is 3 km/hr. If time taken to cover a certain distance upstream is 11 hours, then how ...
The speed of the stream is 10 km/h. Boat ‘A’ covers 150 km distance against the stream in 6 hours and boat ‘B’ covers 108 km distance against th...
