What would be the acceleration (in m/s²) due to gravity on a planet whose mass is 1/7th the mass of earth and radius half the radius of earth? (g = 9.8 m/s2)

What would be the acceleration (in m/s²) due to gravity on a planet w

1.	What would be the acceleration (in m/s²) due to gravity on a planet whose mass is 1/7th the mass of earth and radius half the radius of earth? (g = 9.8 m/s2)
A.	5.6
B.	4.9
C.	4.2
D.	3.5
Answer» B. 4.9