Replace the question mark with the number below given a simple math problem.

What type of tree can I carry in my hand?

Can you find out a way through which you can make five squares out of the given figure by moving just six match sticks?

During a secret mission, an agent gave the following code to the higher authorities
AIM DUE OAT TIE MOD

However, the information is in one word only and the rest are fake. To assist the authorities in understanding better, he also sent them a clue, If I tell you any one character of the code, you can easily find out the number of vowels in the codeword.

Can you find out the code word?

I never stop running even when I standstill. If I am formed by joining two identical bodies together, can you guess who I am?

You can hear me, but you can't touch or see me.

What am I?

What is the next number in the series?

15 29 56 108 208 ?

John is on an island and there are three crates of fruit that have washed up in front of him. One crate contains only apples. One crate contains only oranges. The other crate contains both apples and oranges.

Each crate is labelled. One reads 'apples', one reads 'oranges', and one reads 'apples and oranges'. He know that NONE of the crates have been labeled correctly - they are all wrong.

If he can only take out and look at just one of the pieces of fruit from just one of the crates, how can he label all of the crates correctly?

What jumps when it walks and sits when it stands?

In the image below, you can see two glasses and two matchsticks.You need to move four matchsticks in such a manner that the crosses come inside the glasses. Note: you cannot move the crossed.