Problem 11:
The function f(x) = 10,000 - 1,500x can be used to predict the number of termites in an area x days after the area has been treated. How many termites are predicted in the area after 5 days?
Problem 12 :
Avis used a quadratic function to solve a problem. The factored form of the function is show below.
(4x + 3)(6x - 3) = 0
What is the positive solution to the problem?
Problem 13 :
The cost to rent a construction crane is $750 per day plus $250 per hour of use. What is the maximum number of hours the crane can be used each day if the rental cost is not to exceed $2500 per day?
Problem 14 :
The average daily high temperature for the month of May in Ocala. Florida is approximated by the function
f(n) = 0.2n+ 80
where n is the day of the month. May has 31 days. The maximum daily high temperature occurred on May 31^{st}. What was the maximum temperature?
Problem 15 :
Jorge graphed the line shown below.
Problem 16 :
Shirley graphed the line shown on the coordinate plane below.
Problem 17 :
The table below shows the amount of money Bernard earned selling newspapers during a 6-week time period.
Which describes the relationship between the week, x, and the money Bernard earned, y?
A. a week, positive relationship
B. a strong, negative relationship
C. a strong, positive relationship
Problem 18 :
A system of equations is shown below.
y = -2x + 4
y = (2)^{x} + 1
What is the approximate value of x in the solution of the system?
A. 0.69 B. 0.75 C. 3.24
Problem 19 :
The volume of a cone can be found using the formula V = 1/3Bh, where B is the area of the base of the cone and h is the height. A cone has a volume of 262 cubic inches and a height of 10 inches. What is the approximate length of the radius of the cone?
A. 2.5 inches B. 5 inches C. 25 inches
Problem 20 :
M is the midpoint of KL. M is at (5, -2) and L is at (3, 6). What are the coordinates of K?
A. (2, -8) B. (4, 2) C. (7, -10)
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