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

What can you catch but never throw?

It is a nine-letter word.
The exact opposite of the phrase "friendly and outgoing"
It contains the word "over".
It starts will a vowel.

What is it?

Using Only Five 5's and any mathematical operator make sum as 37

You can take four of the five letters out of this word, but the pronunciation never changes. What is the word?

On her drawing table, Sayna lit 12 coloured candles. A few seconds later she blew two candles off.

How many candles Sayna have at the end?

A man is trapped in a room. The room has only two possible exits doors. Through the first door there is a room constructed from magnifying glass. The blazing hot sun instantly fries anything or anyone that enters. Through the second door there is a fire-breathing dragon. How does the man escape?

I look at you, you look at me, I raise my right, you raise your left. What am I?

Can it be possible to build a house that has all its four walls facing towards the South?

I have a clock(12-hour format) and both the needles of the clock overlap at 12:00.
After how much time, they will overlap again?