1. The annual profit of a company, in thousands of pesos, is given by the function () = −^4 + 11^2 − 10 + 400. What is the highest estimated profit that the company has earned? *
A. 250
B. 325
C. 450
D. 625
2. Find the sum of the roots of the polynomial, ^3 + 4^2 − 4 − 16. *
A. −4
B. 4
C. −2
D. 0
3. A company calculates its expected profits as a function of the quantity of the items it can sell. How much is their expected profits if the company’s profit function is () = ^3 − 2000 + 500 and their current sales quantity, , is 60? *
A. 204 500
B. 115 900
C. 96 500
D. 7 900
4. The workers want to know the concrete slab needed to build the rectangular garden whose volume is 3/8 cubic meters. The length is 1 m longer than the width. The height and width have the same length. What is the width of the rectangular garden? *
A. 1.5 m
B. 1
C. 0.75
D. 0.5 m
5. The number of tablets sold by a shop can be modeled by the expression () =7 + 25 and price per tablet is modeled by an expression () = ^2 + + 12, where is the number of months in a year. If we use this model, what is the total amount of revenue generated by the shop at the end of the year? *
