How old is earth?

Question

How old is earth?

Answer 1

Earth is 6 billion years old.

Answer 2

4.559861 billion years old. So it is old.

Answer 3

i concur with Marcelino Angelo.

Answer 4

4.6 billion years

Answer 5

"The generally accepted age for the Earth and the rest of the solar system is about 4.55 billion years (plus or minus about 1%). This value is derived from several different lines of evidence. ..."

Answer 6

Well scientists estimate about 4.5-5billion years old.