Question

Two small masses that are 10.0 cm apart attract each other with a force of 10.0 N. When they are 5.0 cm apart, these masses will attract each other with what force?
a.
5.0 N
c.
20.0 N
b.
2.5 N
d.
40.0 N

Answer 1

d.
40 N

Answer 2

thank you @Hushan

Answer 3

Would you like me to explain how I got 40 N?

Answer 4

and from that equation you can plug in your values