Answer:
or

Step-by-step explanation:
we know that
One astronomical unit is about 93,000,000 miles
so
using proportion
Find out how many astronomical unit represent 20,000 miles
Let
x ----> the number of astronomical unit

simplify
or

Answer:
This answer on 10 looks too be 75 inches
Step-by-step explanation:
Mark me brainliest : ) do good
The answer would be 1000 or 10 hundreds