It is deaf, Dumb and Blind!!!

Still, always tells the truth. What is it?

We know that the number 7 is the prime followed by a cube. Which next number is also a prime followed by a cube?

If "P" means "-", "Q" means "/", "R" means "+", and "S" means "*" then find the value of the following:

21 Q 7 R 9 S 10 P 13

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

When I got four, I have it none.
When I got two, I have it some.
When I got none, I have it all.

What is it?

You have two buckets - one holds exactly 5 gallons and the other 3 gallons. How can you measure 4 gallons of water into the 5 gallon bucket?

(Assume you have an unlimited supply of water and that there are no measurement markings of any kind on the buckets.)

Count the number of triangles in the given picture.

Solve this tricky question. You are trapped in a forest. With you, you have a gun preloaded with two bullets in it. In front of you, there is a tiger, a leopard and a jaguar.

How do you survive?

Forwards I am heavy, backward I am not. What am I?

Name one eight-letter word with 'kst' in the middle, 'in' the beginning, 'and' at the end.?