A man in a car saw a Golden Door, Silver Door and a Bronze Door. What door did he open first?

Can you find out the missing number?

? 4 5 3 5

9 5 7 10 3

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

Can you find the number?

Take 9 from 6, 10 from 9, 50 from 40, and leave 6.

How Come ??

What does man love more than life, hate more than death or mortal strife; That which contented men desire; the poor have, the rich require; the miser spends, the spendthrift saves, and all men carry to their graves?

You along with your friend are standing in front of two houses. Each of those houses inhabits a family with two children.

Your friend tells you the below two facts:
1) On your left is a family that has a boy who likes accounts but the other child loves science.
2) On the right is a family with a seven-year-old boy and a newborn baby.

You ask him, "Does either of the family have a girl?"

To this, he replies, "I am not quite sure. But can you guess that? If you are right, I will give you $500."

Which family do you think is likely to have a girl?

Why is the longest human nose just 11 inches?

A chicken farmer has figured out that a hen and a half can lay an egg and a half in a day and a half. How many hens does the farmer need to produce one dozen eggs in six days?

I am five letter word that is under you.
If you remove my 1st letter, then I am over you.
If you remove my 1st and 2nd letters then I am all around you.

Who am I?

By including only four matchsticks in below picture, you have to make "Four Triangles And Two Squares"