uniform, solid, $1900\mathrm{.}0$ kg sphere has a radius of $5\mathrm{.}00$ m$.$

Find the gravitational force this sphere exerts on a $2\mathrm{.}50$ kgkg point mass placed at $5\mathrm{.}04$ mm from the center of the sphere.

Express your answer in newtons.

Find the gravitational force this sphere exerts on a $2\mathrm{.}50$ kgkg point mass placed at $2\mathrm{.}55$ mm from the center of the sphere.

Express your answer in newtons.