Which Burger Is Different in below image?

Count the number of lines in the image below ?

How many Watermelons are there in the below picture?

How can you make the following equation true by drawing only one straight line: 5+5+5=550 ?

Eight of us go fourth, not back, to protect our king from an attack. What are we?

A mules travels the same distance daily.
I noticed that two of his legs travels 10km and the remaining two travels 12km.
Obviously two mules legs cannot be a 2km ahead of the other 2.

The mules is perfectly normal. So how come this be true ?

You have four chains. Each chain has three links in it. Although it is difficult to cut the links, you wish to make a single loop with all 12 links. What is the fewest number of cuts you must make to accomplish this task?

I am taken from a mine and shut up in a wooden case, from which I am never released, and yet I am used by almost every person. What am I?

Guess the hidden movie name?

Give it food and it will live; give it water and it will die.