How can you tell a raw egg from a hard-boiled egg?

A person was killed at a house party. When the police arrive, there are six people present in the house who are the friends of the victim. The name of the friends is Rohit, Aman, Nick, Gagan, and Randy.

Near the dead body, they find a few numbers written with blood by the victim on the floor. The numbers are 8, 5, 4, and 11.

The police arrests one of the friends for the murder. Whom did they arrest and why?

Solve the mathematical equation in the picture below.

What does this below rebus puzzle mean?

You are given a cube that is made with the help of 10x10x10 smaller cubes summing up to a total of 1000 smaller cubes. You are asked to take off one layer of the cubes.
How many remain now?

I don't get anymore wetter, no matter how much rain falls on me.

Find The Next Number In The Sequence

30 10 15 13 0 16 -15 ?

I know there are two methods by using three time the same number with a plus(+) operator , you can make sum as 60.

One of them is 20+20+20.

whats the other way ?

A certain street contains 100 buildings. They are numbered from 1 to 100. How many 9's are used in these numbers?

If you were to put a coin into an empty bottle and then insert a cork into the neck, how could you remove the coin without taking out the cork or breaking the bottle?