`1.`It is about `105` million kilometres from the Earth to the sun.
`2.` It is about `105` km from Ha Noi to Hai Phong.
`3.`It is about `500` metres from my house to my school.
`4.`It is not very far from here to Tan Son Nhat Airport.
`5.`How far is it from the stadium to the museum?