Below, you will find the mathematical proof that 10 equals 9.99999?. But is that possible or there is something wrong about it? Can you find the error?

x = 9.999999...
10x = 99.999999...
10x - x = 90
9x = 90
x = 10

What you cannot hold but it is yours?

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

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

A deaf and mute man goes to the train station. Tickets for the train are 50 cents each. The man goes to the ticket booth and hands the man inside just a dollar. The man in the booth hands him two tickets.

How did the man in the booth know to give him two tickets without even looking at him?

Find The Next Number in this series.
1, 2, 6, 42, 1806 ?

Dwayne Johnson was running away with the loot from a heist in his car along with Vin Diesel. One tire was punctured and he dropped down to replace it. While changing the wheel, he dropped the four nuts that were holding the wheel and they fell into a drain. Vin Diesel gave him an idea using which they were able to drive till the rendezvous point.

What was the idea ?

You walk into a room that contains a match, a kerosene lamp, a candle and a fireplace. What would you light first?

Cristina was born in 1888. She just had her 30th birthday today how did that happen?

In the given figure, move three matchsticks so that the resulting figure contains two rectangles.

You are given four results as below:
1111 = F
2222 = E
3333 = T
Then, can you find out how to code 4444?