Question

The mass of Venus is 4.87 × 1024 kilograms, and the mass of Jupiter is 1,898 × 1024 kilograms.

Answer 1

ASSUMPTION = 10 TO THE POWER OF 24

Venus = 4.87 x 10^24

Jupiter = 1898 x 10^24
= 1.898 x 10^27

(1.898 x 10^27) / (4.87 x 10^24)
= 389.7330595
=390 (3 s.f)

Hope this helped ! X