The altitude at which the weight of a body is only 64% of its weight on the surface of the earth is (Radius of the earth is 6400 km)

The altitude at which the weight of a body is only 64% of its weight o

1.	The altitude at which the weight of a body is only 64% of its weight on the surface of the earth is (Radius of the earth is 6400 km)
Answer» 1600m 16m 160km 1600km Answer :D