Can you place six X (crosses) in below board without making three in a row in any way ?

When my father was 31 I was 8. Now he is twice as old as me. How old am I?

What does a man do only once in his lifetime, but women do once a year after they are 29?

Is the statement valid that it does not matter how much older a sibling is, eventually the younger one will be half as old as the older one?

You Throw The Outside, Cook The Inside
Eat The Outside, Throw The Inside.

What Is It?

What is red and smells like blue paint?

I am working in a bus company. The company recently went under expansion and therefore there was not enough room for all the buses. As a result, twelve buses had to be stored outside.

If the company decides to expand the garage space by forty percent, enough space to accommodate the current buses will be created leaving enough space for twelve more buses if the need arises in future.

Can you calculate the number of buses that the company owns at present?

A man has to get a fox, a chicken, and a sack of corn across a river.

He has a rowboat, and it can only carry him and one other thing.
If the fox and the chicken are left together, the fox will eat the chicken.
If the chicken and the corn are left together, the chicken will eat the corn.

How does the man do it?

If,
9 * 8 * 7 = 65
8 * 7 * 6 = 50
7 * 6 * 5 = 37

Find
6 * 5 * 4 = ?

While going to your grandmother's house, you counted Twenty houses on the right side. While returning back to your home, you counted Twenty houses on the left side.

How many houses are there between your home and your grandmother's home?