What are the next two letters in the following series and why?
W A T N T L I T F S _ _

*Hint: Check Puzzle Title

10+10 and 11+11 can give you the same answer.

Explain how?

Nine marbles are arranged in the image below. Can you slide two marbles to form a square?

In the picture given below, can you find out which digit will take place of the question mark?

A father is locked up in jail. His wife has gone bankrupt. Their male child has to sell his hotel in order to gain some money. Yet their girl child does not care and is quite happy.

How can someone be so rude?

A boy collects white seashells from the sea and brings them home every night. When he has enough of them, he decides to sell them to a trader.

The trader is ready to buy the shells and he asks the boy about the quantity. At this, the boy starts calculating. He has a giant box that contains 3 mini boxes. Two of them have another mini box inside. If the giant box can hold 50 shells, how many brown shells can he sell to the trader?

Can you solve the below algebraic mathematical equation?

(J+O+I+N+T)3 = JOINT

I am the fastest animal but cannot climb the tree. What am I?

Find three whole, positive numbers that have the same answer when multiplied together as when added together.

A rubber ball keeps on bouncing back to 2/3 of the height from which it is dropped. Can you calculate the fraction of its original height that the ball will bounce after it is dropped and it has bounced four times without any hindrance ?