The gravitational force between two bodies is decreased by `36%` when the distance between them is increased by `3m`. The initial distance between them is

The force between two objects decreases by 36% when the distance between them is increasedby 4 m. The original distance between them in meter is

The gravitational force of attraction between two objects decreases by 36% when the distance between them is increased by 4 m. Find the original distance between them.

The gravitational force between two bodies is F. If the mass of each body is doubled and the distance between them is halved , them the force between them will be