For the following questions answer them individually
If the side of a square is reduced by 50%, its area will be reduced by
If'n' be any natural number. then by which largest number $$(n^3 - n)$$ is always divisible ?
The simplest value of
$$\frac{1}{\sqrt{2} + \sqrt{3}} + \frac{1}{\sqrt{3} + \sqrt{4}} + \frac{1}{\sqrt{4} + \sqrt{5}} + \frac{1}{\sqrt{5} + \sqrt{6}}$$
A cistern normally takes 10 hours to be filled by a tap. But because of a leak, it takes 2 hours more. In how many hours will the leak empty a full cistern ?
The rate of simple interest at which a sum of money becomes three times in 25 years is :
| # | Name | Overall Score |
|---|---|---|
| 1 | suvam sinha | 5 |
| 2 | Abhinaba Dey | 5 |
| 3 | Shradha | 5 |
| 4 | Shubham Kumar | 5 |
| 5 | Harika | 5 |
| 6 | divya gupta | 5 |
| 7 | Rahul Das | 5 |
| 8 | Animesh Sit | 5 |
| 9 | Ravirajan | 5 |
| 10 | Naresh Chand | 5 |
