Prove that twice of ten is the same as twice of eleven.

Identify the 10 differences between the two given pictures.

I am a five-letter word under you,
Remove the first letter and I am above you,
Remove the second as well and I am around you.

Who am I?

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?

Is the statement valid that it does not matter how much older a sibling is, eventually the younger one will be half as old as the older one?

You can see three almost identical images below. Can you spot the odd one out from them?

A family is trapped in a jungle. There is a bridge which can lead them to safety. But at one time, the bridge can only allow two people to pass through. Also, all of them are afraid of the dark and thus, they can't go alone.

Father takes 1 minute to cross, the mother takes 2 minutes, the son takes 4 and the daughter takes 5 minutes. While crossing the time taken will be according to the slower one. How can they all reach the other side in the minimum possible time?

A blonde put eyeliner on her head. Why?

Can you write down eight eights so that they add up to one thousand?

2, 3, 5, 9, 17, _ What is the next number in the sequence?