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

I know a nine-letter word having only one vowel.
Do you ?

Jack have ten pairs of black socks, eight pairs of white socks and seven pairs of green socks. Everything is mixed in a draw. As there is no light he were not able to identify the colour of the socks. How many of the socks did he want to take to match one pair

What word is identified by the below rebus?

Your Your Your Your Your
Your Your Your Your Your

Two-person want to cross a river. Only one boat is present on the riverside that can carry only one person at a time.

However, they still manage to cross the river. How is it possible?

I’m tall when I’m young, and I’m short when I’m old. What am I?

Name a key which is hardest to turn.

If you toss a coin 10 times and it lands heads up every time, what are the chances it will land heads up if you toss it again?

A very interesting trivia question for all.

Why do men's shirts have their buttons on the right side and women's have buttons on the left-hand side?

Can you calculate the probability of getting a sum of six when a dice is thrown twice?