- 1. The cost of a school banquet is $95 plus $15 for each person attending. Write an equation that gives total cost as a function of the number of people attending. What is the cost for 77 people?
A) y = 15x + 95; $1250
B) y=15x, 250
C) y=15+95, 1250
- 2. Billy plans to paint baskets. The paint costs $14.50. The baskets cost $7.25 each. Write an equation that gives the total cost as a function of the number of baskets made. Determine the cost of four baskets.
A) C(x) = x + 14.50; $43.50
B) C(x)= 7.25x;$43.50
C) C(x) = 7.25x + 14.50; $43.50
- 3. Find the slope given these two ordered pairs (4,3) (5,4)
A) 1/4
B) 1
C) 1/2
- 4. Find the slope given these two ordered pairs (-3,4) (4,-2)
A) -6/1
B) -2/1
C) -6/7
- 5. What is the rate of change in the following problem 3x-5
A) 3
B) 5
C) x
- 7. Identify the domains (3,2), (1, -1), (2, -4), (3, -9), (4, -16)}
A) 3,1,2,3,4
B) 2,-1,-4,-9,-16
- 8. Is the following a function? (3,2), (1, -1), (2, -4), (3, -9), (4, -16)}
A) I have no clue
B) No
C) Yes
- 9. Which of the following does NOT represent a way to determine if something is a function or not
A) The graph passes the vertical line test
B) The table of values has one output for every input
C) The table of values has one input for every output
- 10. What are the four types of slopes?
A) up,down,undefined,zero
B) left,right,undefined,zero
C) positive,negative,zero,undefined
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