For the following questions answer them individually
Pipe C and D alone can fill a tank in 4 and 5 hours, respectively. If pipe C is closed after 3 hours and at the same time pipe D is opened. in how many hours will the tank get filled?
$$\left\{ 52 - (9 - 2)\right\} \div [3 \times \left\{ 1 + (- 2) \times (- 2)\right\}] = ?$$
Nikhil meets a boy at the park. The boy identifies Nikhil as his father's younger brother. Nikhil is the boy's ........
What is the area of a triangle whose vertices are A( - 4, - 2),B( - 3, - 5) and C(3, -2)?
A and B can do a piece of work together in 15 days while A alone can do it in 25 days. They start working together but B leaves 5 days before the completion of the work. For how many days did A and B work together?
If two charged bodies having equal potential are connected through a conducting wire, then:
Who among the following won the 'ITA Sterling Icon of Indian Entertainment' award at the $$17^{th}$$ edition of the Indian Television Academy Awards held in November 2017?
