1. 0
2. 6.00
3. 7
4. 0.200
5. 7
6. 0.70
7. 8.30
8. 10
11. 8
Answer:
Any real number.
Step-by-step explanation:
I dunno what you're asking, but Im assuming you need what a equals to.

The answer is any real number.
Answer:
tenth
Step-by-step explanation:
it just is
The train is going 90 mph.
This one is easy to explain, if you have 90 miles travelled in one hour of time, then you have 90 mi/1 hour, or 90 mph.