Use the digits from 1 up to 9 and make 100.

Follow the rules.
=> Each digit should be used only once.
=> You can only use addition.
=> For making a number, two single digits can be combined (for example, 4 and 2 can be combined to form 42 or 24)
=> A fraction can also be made by combining the two single digits (for example, 4 and 2 can be combined to form 4/2 or 2/4)

Question: how can we do this?

Forwards I am heavy, backward I am not. What am I?

Can you write down eight eights so that they add up to one thousand?

Intelligence Agency need to break the vault but the problem is that they are not able to break the vault.

On the vault, a text is written as:

31 11 33 33 43 45
21 25
31 24 11 31 51 41

To Break the code Intelligence Agency brings a mathematician named Joseph.
Minutes later he deciphers the code.

Whats the code?

Can you write down eight eights so that they add up to one thousand?

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

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

Take away my first letter, then take away my second letter. Then take away the rest of my letters, yet I remain the same. What am I?

Can you place three balls such that the equation shown in the picture holds true?

What does the following represent?

N N N N N N N

A A A A A A A

C C C C C C C

I live in a bowl. I can swim. I have a tail. I also have fins and big eyes. What am I?