A. 28
B. 30
C. 32
D. None of these
Explanation:
From an average distance of 2.8 billion miles (4.5 billion kilometers), Neptune is 30 astronomical units away from the Sun.
A. 28
B. 30
C. 32
D. None of these
Explanation:
From an average distance of 2.8 billion miles (4.5 billion kilometers), Neptune is 30 astronomical units away from the Sun.