Prove that the below maths equation is true.

8 + 8 = 91

In the below-given picture of a pretty girl, there is something wrong. Can you find out what it is?

John is selling fruits.
He sells grapes at $30, Dates $25, and a Wolfberry $45.
At what price does he sell fig?

PS: Logical Thinking

Which number should replace the question mark?

What time is it when an elephant sits on a fence?

Sherlock breaks into a crime scene. The victim is the owner who is slumped dead on a chair and have a bullet hole in his head. A gun lies on the floor and a cassette recorder is found on the table. On pressing the play button, Sherlock hears the message 'I have committed sins in my life and now I offer my soul to the great Lord' and followed a gunshot Sherlock smiles and informed the police that's its a murder.

Why did he think so?

A mathematician couple was having a Frappuccino in Starbucks sitting opposite to each other. Suddenly the guy noticed the text written on the paper in front of them and exclaimed that it was wrong. The girl denied it and said it is appropriate. Both are correct. What is written on the paper?

Which Burger Is Different in below image?

What has six faces, but does not wear makeup, has twenty-one eyes, but cannot see? What is it?

Our product and our sum always give the same answer. Who are we?