Can you find the company name in the pictogram below?

In the below-given picture of a pretty girl, there is something wrong. Can you find out what it is?

Look at the below sequence of letters and tell us what the next letter should be:

O T T F F S S ?

Can you move 2 matchsticks to form four equal sized squares.

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?

A boy and his father are caught in a traffic accident, and the father dies. Immediately the boy is rushed to a hospital, suffering from injuries. But the attending surgeon at the hospital, upon seeing the boy, says 'I cannot operate. This boy is my son.' How is this situation explained?

A bomb exploded in a room full of married couples and no one died. How?

Can you count the number of seconds in a year?

Clue: You need to bother about calculation.

I have a five and a three-gallon jar. Assuming there is an infinite supply of water, how can I measure one-gallon water?

Can you make a six-letter word using the letters N, A and B ?