The mass of a planet is 1/25th of the mass of the earth. The distance between the planet and the earth is 6xx 10^8 m. At what distance from the earth, the gravity becomes zero

The mass of a planet is 1/25th of the mass of the earth. The distance

1.	The mass of a planet is 1/25th of the mass of the earth. The distance between the planet and the earth is 6xx 10^8 m. At what distance from the earth, the gravity becomes zero
Answer» `1xx10^8` m `0.32xx10^8` m `5xx10^8` m `0.032xx10^8` m ANSWER :C