A Planet Has Two Small Satellites in Circular Orbits Around

Multiple Choice

A planet has two small satellites in circular orbits around the planet. The first satellite has a period 18.0 hours and an orbital radius 2.00 × 10⁷ m. The second planet has an orbital radius 3.00 × 10⁷ m. What is the period of the second satellite?

A) 60.8 hours
B) 12.0 hours
C) 33.1 hours
D) 9.80 hours
E) 27.0 hours