Which Burger Is Different in below image?

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

One absent-minded ancient philosopher forgot to wind up his only clock in the house. He had no radio, TV, telephone, internet, or any other means for telling time. So he travelled on foot to his friend's place a few miles down the straight desert road. He stayed at his friend's house for the night and when he came back home, he knew how to set his clock. How did he know?

Can you make numbers like 24, using numbers 3,3,7 & 7 with any arithmetic operator?

How can you make number one disappear by adding something to it?

How many minutes are there in Feb 2017?

Note: The shortest answer is the correct answer.

A finger goes in me. You fiddle with me when you're bored. The best man always has me first. What am I?

What does the below mathematical rebus mean?

What does this rebus means ?

You are trapped in a room with two doors. One leads to certain death and the other leads to freedom. You don't know which is which.
There are two robots guarding the doors. They will let you choose one door but upon doing so you must go through it.
You can, however, ask one robot one question. The problem is one robot always tells the truth, the other always lies and you don't know which is which.
What is the question you ask?