ENEMY = 2 * LINK
LINK + 2 = HELL

Then what will be TAXI + HELL? Select from the options below:
a) ROTTEN
b) DANGER
c) HEAVEN
4) MORTAL

If 24H in a D => 24 hours in a day.
What does "64S on CB" stand for?

Can you find out the missing number?

? 4 5 3 5

9 5 7 10 3

In the addition below, all digits have been replaced by letters. Equal letters represent equal digits and different letters represent different digits.
ABCABA
BBDCAA
ABEABB
ABDBAA
------- +
AAFGBDH
What does the complete addition look like in digits?

A woman is sitting in her hotel room and hears a knock at the door. She opens the door to see a man whom she’s never met before. He says, “I’m sorry, I have made a mistake, I thought this was my room.” He then goes down the corridor and into the elevator. The woman goes back into her room and calls security. What made the woman so suspicious of the man?

A rubber ball keeps on bouncing back to 2/3 of the height from which it is dropped. Can you calculate the fraction of its original height that the ball will bounce after it is dropped and it has bounced four times without any hindrance ?

What number comes next in this sequence:
7 8 5 5 3 4 4 _

Find The Next Number in the series:

12 13 15 17 111 113 117 119 123 ?

I travel all around the world but always stay in the corner. What am I?

Solve the following series:
AZ, GT, MN, __, YB