Please Help! What is the density of a bowling ball with a mass of 3.0 kg and a volume of 0.0050 m 3 ?

A. 0.002 kg/m 3
B. 0.015 kg/m 3
C. 500 kg/m 3
D. 600 kg/m 3

Suppose that three astronomical objects, 1, 2, and 3 are observed to lie on a line, and the distance from object 1 to object 3 is d. object 1 has four times the mass of object 3, and seven times the mass of object 2. find the distance between objects 1 and 2 for which the net force on object 2 is zero.