Can you solve this picture maths equation?

O_er_t_o_

Complete the missing letters of the given word.

It's a test that will check your IQ.

Suppose you have one 11 minute hourglass and one 13 minute hourglass.

Can you measure exactly fifteen minutes using them ?

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

A boy and a girl are sitting on the porch.
"I'm a boy," says the child with black hair.
"I'm a girl," says the child with red hair.
If at least one of them is lying, who is which?

There are five vowels (a, e, i, o, u) in the English language.
Can you tell us a word that contains all these vowels?

How will you measure 15 minutes using two hourglasses of 7 minutes and 11 minutes respectively?

Which is the smallest number that you can write using all the vowels exactly once?

A man is found dead with a knife in his back When the investigation is done. A chair lays beside him and the forensic team finds moisture around the body.

If he committed suicide, how did he do it?

A maths symbol is hidden in the below Bar Graph. Can you decipher it?