Solve the equation in the image by looking at the pattern closely.

I am taken from a mine and shut up in a wooden case, from which I am never released, and yet I am used by almost every person. What am I?

I am a normal creature, but I have five hands. I can even have more but even then I will be considered normal.

Who am I?

Move four matchsticks to the below square to form three squares?

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

Name the three-letter word that can complete the below words:

A) L O _ _ _ E
B) E D U _ _ _ E
C) _ _ _ E R
D) _ _ _ T L E

In two decks of cards, what is the least amount of cards you must take to be *guaranteed* at least one four-of-a-kind?

This is a simple one. You just have to count the number of Fs in the given sentence.

Finished Files are the result of years of scientific study combined with the experience of years.

How many did you count?

Can you find out a way through which you can make five squares out of the given figure by moving just six match sticks?

How many times can you subtract the number two from the number fifty?