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 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 ?

Can you find out what is missing?

1 3 5
2 4 ?

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

81 x 9 = 801. What must you do to make the this equation true?

A network of 20 x 10 squares is given to you.

Can you calculate how many unique squares and rectangles can be formed combining two or more individual squares ?

An American nightclub called 'The Coconut Grove' had a terrible fire in which over 400 people died. A simple design flaw in the building led to a high death toll. Subsequently, regulations were changed to ensure that all public buildings throughout the country eliminated this one detail, which proved deadly. What was it?

Who can jump higher than a Mountain?

Can you count the number of blocks in the picture below?

If you’ve got me, you want to share me; if you share me, you haven’t kept me. What am I?

There is a square of a particular number which when doubled, becomes 7 more than its quarter.

Can you find the number?