How Far from Earth on a Line Between the Earth

How far from Earth on a line between the Earth (5.97 * 10²⁴ kg) and the Moon (7.36 * 10²² kg) is the gravitational force on a spacecraft due to Earth and Moon equal to zero? Report as a fraction of the Earth-Moon distance.

A) 99% of Earth-Moon distance
B) 90% of Earth-Moon distance
C) 81% of Earth-Moon distance
D) 11% of Earth-Moon distance
E) 1.2% of Earth-Moon distance