When?
Both Earth and Mars are orbiting the sun.
Depending on where they are in their orbits will make a huge difference in the answer.
When they're close, they're about 55 million kilometers apart. At their most distant, they're over 400 million kilometers apart.
1,000,0000 miles an hour
Answer 7.5 miles an hour should do it. 7.5 miles an hour
That is solely a question of speed. If Mars was 100 miles away, and you were travelling at 100 miles per hour, it would take 1 hour. NASA plans on about a 9 month trip from the earth for manned flights to mars in the future.
16
going 60 miles an hour
1 hour 30 minutes.
This depends on how fast you are driving. If you are going sixty miles per hour on the highway, you would go 60 miles in one hour.
You would travel 60 miles in 1 hour
1 hour 32 minutes.
4/5 of an hour which is 48 minutes
5
800 miles / 16 miles per hour = 50 hours