In one of the popular batman series movie "Batman Forever", there was a riddle that goes like "Tear me off and then scratch my head and I was red then and now I am back. Who am I?

I am a prime number.
The double of myself is equal to the square of me.

which number am I?

A sea diver is a real show-off. He showed everyone that he can hold his breath underwater for 15 minutes.

I went to the diver and told him that I can be underwater for double the time i.e 30 minutes.
He responded that he will give me 100$ if I would be able to do it. I won 100$.

What did I do?

What will you call your mother's brother's brother-in-law?

I am weightless, but you can see me. Put me in a bucket, and I'll make it lighter. What am I?

Replace the question mark with the correct number in the below-given picture?

Two in a corner, one in a room, zero in a house, but one in a shelter. What is it?

In the following picture, E is going to slide the object down and as per the terrain and the physics, the round object is going to travel all the way till the end. Now, can you analyze who all people will die when it happens?

Prove that the below maths equation is true.

8 + 8 = 91

There are three boxes. One is labeled "APPLES" another is labeled "ORANGES". The last one is labeled "APPLES AND ORANGES". You know that each is labeled incorrectly. You may ask me to pick one fruit from one box which you choose.

How can you label the boxes correctly?