Three doctors said that Bill was their brother. Bill says he has no brothers. How many brothers does Bill actually have?

I am white when I am dirty, and black when I am clean. What am I?

Find the value of "?" in the ball picture Riddle below:

Prove that twice of ten is the same as twice of eleven.

There is a number which when you multiply by 3 and subtract 2 from the result, then the resulting number is the reverse of the actual number.

What is the smallest number that stands true on the statement?

Chhote se Chintu Miyan,
Lambi si Pooch.
Jahan Jaye Chintu Miyan,
Wahan Jaye Pooch.

छोटे से चींटू मियाँ,
लंबी सी पूंछ।
जहाँ जाये चींटू मियाँ,
वहाँ जाये पूंछ।

Bolo kya?

You visit a home for specially-abled children on the occasion of Christmas where you meet with 50 children. You have a box of chocolates containing 50 chocolates exactly.

What if you were asked to one chocolate to each child in a manner that one chocolate still remains in the box? Is it possible?

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

The Little ant seems to be always confused. Do you know why?

Can you complete the sequence?

192, 021, 222, 324, 252, 627, 2__, 9__?