Question

A newly discovered solar system is found 300 billion kilometers from the sun. How many AU does this represent? Show your work.

Answer 1

One AU (the distance from the Earth to the Sun) is 149,597,870.7 km
So, just set it up so the kilometers cancel out:
300,000,000,000 km ( 1 AU / 149,597,870.7 km ) = ??? AU

Answer 2

1 AU=149,597,870.7 kilometres....
3*10^9 km=... Au find it.