If you say my name, I will no longer exist. What am I?

I am white when I am dirty, and black when I am clean. What am I?

What has one letter and starts with an E?

A person was found dead on a big green land with no trees or buildings around. When the police arrived, they found a piece of rock lying next to him and the man was wearing clothes comprising of red, blue and yellow colours.

Can you tell who the person is and what was the cause of death?

How can you take 2 from 5 and leave 4?

Can you write down eight eights so that they add up to one thousand?

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 ?

Without looking at a calendar, within a minute name, a boy's name using 5 consecutive 1st letters of 5 consecutive months

They do not possess flesh or feathers or scales or bone
But still, they are blessed with fingers and thumbs of their own.

You enter your friend's room. He is not in his room. Although you see that on the bed there are two dogs, five cats, two giraffes and three pigs. Also, a couple of chickens and ducks are flying in the room.

Calculate the number of legs standing on the floor.