If eleven plus two equals one, what does nine plus five equal?

Replace the question mark in the picture below.

81 x 9 = 801. What must you do to make the this equation true?

There are are five things wrong with this sentence; only geniuses will be able to to spot all of the mitstakes

Imagine you are in a room with no windows or doors. How will you get out?

I am beautiful, up in the sky. I am magical, yet I cannot fly. To people I bring luck, and to some people, riches. The boy at my end does whatever he wishes. What am I?

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

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

I am a five-letter word and comprises two different vowels and three same consonants. I am so strong that I can spoil your entire work.

Can you find out who am I?

A doctor and a boy were fishing. The boy was the doctor’s son, but the doctor was not the boy’s father. Who was the doctor?

using four eights (8) and a one (1) and one mathematical symbol , create the number 100