People are waiting in line to board a 100-seat aeroplane. Steve is the first person in the line. He gets on the plane but suddenly can't remember what his seat number is, so he picks a seat at random. After that, each person who gets on the plane sits in their assigned seat if it's available, otherwise, they will choose an open seat at random to sit in. The flight is full and you are last in line. What is the probability that you get to sit in your assigned seat?

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?

If you're 8 feet away from a door and with each move you advance half the distance to the door. How many moves will it take to reach the door?

There is a square of a particular number which when doubled, becomes 7 more than its quarter.

Can you find the number?

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

There’s a one-story house in which everything is yellow. Yellow walls, yellow doors, yellow furniture. What colour are the stairs?

It walks on 4 when its young, walks on 2 when it's older, and walks on 3 when its very old?

Replace the letters of words with a number so that the below equation holds true

BASE +
BALL
---------
GAMES
----------

How many words can a quill made with the feather of a pigeon write with a 100ml bottle of black ink?

What number when divided in half becomes zero?