Can you solve the tricky chess rebus puzzle below by ciphering the hidden meaning?

Always in you, Sometimes on you;

If I surround you, I can kill you.

What am I?

The day after tomorrow will be three days before Tuesday. Can you find out what is today?

Before the start of the car race, John and Jacob have the same amount of fuel in their car. With this fuel, John can drive for 4 hours while Jacob can drive five hours.
After a time they realize that the amount of fuel left in John's car is 1/4th of the fuel in Jacob's.

For how long they are racing?

If you remove one from eleven, it becomes ten. If you remove one from nine, it becomes ten.

How is this possible?

what does the below math rebus puzzle mean?

I have Rs.50 and I spend it in the way as below.

John gave half of the apples he had plus one more to Jacob. He gave half of the remaining ones plus one more to James. Now, John was left with just one apple.

Can you find out how many did he have in the beginning?

What came first, the chicken or the egg?

A girl has as many brothers as sisters, but each brother has only half as many brothers as sisters. How many brothers and sisters are there in the family?