Hi, I really need help with this quiz, I am using over 100 points for someone to answer these questions. What is the slope of the line that passes through the points (–2, 5) and (1,4)
A. -3
B. -2
C. -1/3
D. 1/3
A line has slope -5/3 . Through which two points could this line pass?
A. (12,13) (17,10)
B. (16, 15) (13,10)
C. (0,7) (3,10)
D. (11, 13) (8,18)
The pair of points (6,y) and (10,-1) lie on a line with slope 1/4 . What is the value of y?
A. -5
B. -2
C. 2
D. 5
What is the slope of a vertical line?
A. -1
B. 0
C. 1
D. Undefined
The tablet below gives the cost per person to rent a fishing charter boat. Find the rate of change given that it is a constant. Also, explain what the rate of change means for this situation.
People Cost

2 110
3 165
4 220
5 275
A. 1/55
B. 110/1
C. 1/275
D. 55/1