Answer:
The inequality is 
Step-by-step explanation:
Total time:
The total time to complete the test is the sum of the number of multiple-choice questions multiplied by the time it takes to solve each and the number of short-answer questions multiply by the time it takes to solve each.
In this question:
Same number(n) of both.
Multiple-choice takes 2 minutes, short-answer takes 3.5 minutes. The total time is given by:

Write an inequality to determine how many questions, n, the teacher can include if the test must take students less than 45 minutes to complete.?
This means that:

So

The inequality is 
James will need 115.08mg of medicine at the start of day 6.
The slope is 4 and the Y-Intercept is 0.
Answer:
Not a function because it does not pass the Vertical Line Test.
3 apples.
You can get this by subtracting the 2 from the 5 you originally had.