Question
When plant cells are placed in hypertonic solution, they
become____Solution
In hyper tonic solution, exo osmosis takes place and the cells thus become plasmolysed.Â
If Anil covers a certain journey at 75% of his usual speed, he reaches his destination 53 minutes late. The usual time (in minutes) taken by him to rea...
A cheetah can catch a deer running with a speed of 144 km/h and is 50 meters ahead of it, in 10 seconds. Find the time taken by the cheetah to catch a z...
Mahesh covered a distance of 350 km in 5 hours on a bike. How much distance will he cover on a bicycle in 3 hours if he rides the bicycle at (2/5) the s...
A person travels between three towns as follows:
- From Town X to Town Y, he covers 120 km at 60 km/h.
- From Town Y to To...
Arjun and Bittu together covered a total distance of 150 km. Arjun travels at a speed of 75 km/hr and Bittu at 25 km/hr. The total time they spent trave...
A motor-cycle covers 125 km with a speed of 60 km/hr. find the speed of the motor-cycle for the next 125 km journey so that the average speed of the who...
A car completes a journey in 6 hrs with a speed of 50 km/hr. At what speed must it travel to complete the journey in 10 hrs?
A tiger chases a deer that initially has a 96-meter head start, running away at 4 m/s, while the tiger pursues at 7 m/s. How long does it take for the t...
A train 180 meters long is moving at a speed of 72 km/h. How long will it take to cross a platform 120 meters long?
Anshul lives on 19th floor and Keshav lives on 46th floor. Anshul goes up at a rate of 24 floors per minute and Keshav comes down at a rate of 30 floo...
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