Using Only Five 5's and any mathematical operator make sum as 37

Find the mistake in the below maths equations

A = 2
A(A-1) = 2(A-1)
A2-A = 2A-2
A2-2A = A-2
A(A-2) = A-2
A = 1

The day before yesterday I was 25 and the next year I will be 28. This is true only one day in a year. What day is my birthday?

Can you replace the question mark with the correct number in the below table sequence?

What kind of tree can you carry in your hand?

A large container is kept in open under the rain. Every passing hour, the water collected inside the container becomes double what it was.

In ten hours, the container is filled completely. Can you calculate how long would it have taken to be filled in half?

I possess a head

I flaunt a tail

But I don't have mouth or legs

Can you find out who I am?

You Throw The Outside, Cook The Inside
Eat The Outside, Throw The Inside.

What Is It?

Jigsaw captured 100 people and make them stand in a circle and all these people are labelled as Person1, Person2, Person3... Person100. He made them play a crazy game in which Person 1 shot Person 2 and pass the gun to the next person and so on until one stands alive.

Which person will survive in the end?

Why despite killing dozens of people Charley and Wilma were not punished?