For the following questions answer them individually
A pipe P can drain out water from a tank in 20 hours. Another pipe Q can drain 20 litres per hour. If both drains are opened, the tank is emptied in 12 hours. What is the capacity of the tank?
Which word will best complete the relationship given below? Fire : Ashes :: Explosion : ?
($$2^{25} + 2 ^{26}+ 2 ^{27}+ 2^{28}$$ ) is a multiple of which of the following numbers?
If south becomes south east and north east becomes north and so on. What will be the south west and west become?