Question:
Mass of Mars is 6.42 x 1029 kg and mass of the Sun is 1.99 x 1030 kg. What is the total mass?
Solution:
Mass of Mars = 6.42 x 1029 kg
Mass of the Sun = 1.99 x 1030 kg
Total mass of Mars and Sun together = 6.42 x 1029 + 1.99 x 1030
= 6.42 x 1029 + 19.9 x 1029 = 26.32 x 1029 kg