Which alphabet letter is a question?

If Bihan is 10, Anirudha is 20, and Kim and Seal are both 5, but Rikold is 10, how much is Kenniger by the same trend?

I have branches, but no fruit, trunk or leaves. What am I?

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

John and Jacob are twin brothers. One of them is a liar whereas the other one is a truth-teller.

I called their home number and one of them picked up.
I asked. 'Does John lie?' The person replied with a yes.

Whom did I talk with, John or Jacob?

Can you find out who is the kidnapper in below Picture and why, Explain ?

What is the fewest number of coins that would be required in order to make sure each and every coin touches exactly three other coins?

You are given four results as below:
1111 = F
2222 = E
3333 = T
Then, can you find out how to code 4444?

2 ladies and 2 girls need to cross a river in a boat big enough for 1 LADY or 2 girls. How do they do it?

This is a most unusual paragraph. How quickly can you find out what is so unusual about it? It looks so ordinary, you'd think nothing was wrong with it. Actually, nothing IS wrong with it. But it is not as ordinary as you might think. If you think about it for a bit, you will find out why it is truly so unusual. So what is it? What is so unordinary about this paragraph?