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

What's the only room from which no one can enter or leave

Christina has four daughters, and each of her daughters has a brother. How many children does Christina have?

A kind heart person buy packed food at 3$/packet from United states and sells them at 1$/packet at Africa. After some time he becomes a millionaire.

How come the guy become millionaire ?

What mathematical symbol can be put between 5 and 9, to get a number bigger than 5 and smaller than 9?

What number when divided in half becomes zero?

If nine thousand, nine hundred nine dollars is written as $9,909,
how should twelve thousand, twelve hundred twelve dollars be written?

There is a straight highway. Four different villages lie on that highway. The distance between them is different. The third village is 60km away from the first village; the fourth is 40 km away from the second; the third is 10 km near to the fourth that it is to the second.

Can you calculate the distance between the fourth and the first village ?

What happened when the wheel was invented?

I live in a bowl. I can swim. I have a tail. I also have fins and big eyes. What am I?