A man says, "Brothers and sisters, have I none, but that man's father is my father's son." Who is that man?

There is an English word that can be used up to four times in a row without modifying the spelling and form a valid grammatical sentence.

Do you know what word is that?

In the Mexico City area, there are two Houses H1 and H2. Both H1 and H2 have two children each.
In House H1, The boy plays for Mexico Youth academy and the other child plays baseball.
In House H2, The boy Plays soccer for his school in Mexico and they recently have a newborn.

Can you prove that the probability of House-H1 having a girl child is more than that of House-H2?

Find the number of squares in the below-given picture.

What is black when you buy it, red when you use it, and gray when you throw it away?

Which Burger Is Different in below image?

What is next number in the pattern below:

131 517 192 123 ?

What number when divided in half becomes zero?

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

Can you find out what is missing?

1 3 5
2 4 ?

Hint: It's not six. Think out of the box.