You may enter, but you may not come in. I have space, but no room. I have keys, but open no lock. What am I?

Which Burger Is Different in below image?

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

Can you find the missing piece of the Porsche?

What has many keys but can’t open a single lock?

I know there are two methods by using three time the same number with a plus(+) operator , you can make sum as 60.

One of them is 20+20+20.

whats the other way ?

I’m light as a feather, yet the strongest person can’t hold me for five minutes. What am I?

When I get multiplied by any number, the sum of the figures in the product is always me. What am I?

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?

I have a hole in my back and legs I lack.
I live where I can’t breathe and I eat without teeth.
What am I?