Answer:
true
Step-by-step explanation:
Ok so, Since Kelli and her family drove a total of 293 miles in 7 hours, then your equation should be
Now, since you have your ratio you divide 293 by 7 in order to get how many miles were driven in one hour

= 41.85714286 miles/hr
Answer:

Step-by-step explanation:
1. 
2. 
3. 
That's not a function.
Since a vertical line hits the graph more than once, if fails the test. (See graph below)
If it is a function, any vertical line you draw can only hit the graph once.