What will you call your mother's brother's brother-in-law?

What is the fastest way to double your money?

Complete the series by replacing "?" with the correct number.

ST ND RD TH '?'

A boy purchased a book from a bookkeeper and gave him $100.
The cost of the book is $50 but the bookkeeper has no change, so he gets the change from the next shop and returns the boy his $50.

After some time the next shopkeeper came with the $100 note and told the bookkeeper that the note was a fraud, so he took the money back.

How much loss did the bookkeeper face?

In the image below, can you find the value of an angle(y)

A tree doubled in height each year until it reached its maximum height over the course of ten years. How many years did it take for the tree to reach half its maximum height?

It is deaf, Dumb and Blind!!!

Still, always tells the truth. What is it?

You see a boat filled with people, yet there isn’t a single person on board. How is that possible?

John can place six large boxes or nine small boxes into a carton.

Can you find out in how many cartons can he place sixty-six boxes in total?

If we tell you that there is a relation between the numbers and letters in the given figure, can you analyze it and find the missing letter in the last box?