Answer:
280 more miles.
Step-by-step explanation:
The question stem "how many more" usually means your going to need to subtract somewhere in this problem.
If your destination is 400 miles away, and you have already driven 120 miles, all we need to do it subtract 120 from 400.

Answer: we need you to show us the graph in order to help you.
Because irrational numbers are unpredictable. for example, you can write 0.25 in a fraction (1/4) because 1/4 is 1 divided by 4 which is 0.25. But you can never divide 2 numbers to get a decimal that never ends
Step-by-step explanation:
Your answer is correct. The mean distance is half of the length of the major axis. So a = 58 million miles.