(08.05 MC) A restaurant manager gives a survey to all of his customers asking them to rate the quality of the service they received. He then keeps track of how many customers return to the restaurant during the next six months. Last year, the results showed that of the customers who reported high quality service, 90% returned for additional meals. What conclusion can be drawn from this study?

(09.03 MC) The function f(t) = 4 cos(t) + 15 represents the tide in Bright Sea. It has a maximum of 19 feet when time (t) is 0 and a minimum of 11 feet. The sea repeats this cycle every 6 hours. After five hours, how high is the tide?

(09.01 LC) What is the arc length when Θ = and the radius is 5 cm?

(05.05) Which of the following represents the graph of f(x) = 2x + 3?

(Graphing Linear Equations MC)Which graph represents the linear equation on the coordinate plane?

(08.05 MC) A hospital gives a survey to all surgical patients asking them to rate the quality of their hospital experience. One month after surgery, the hospital contacts the patients again to ask if there were any complications from the surgery. Last year, the results of the surveys showed that of the patients who had a poor hospital experience, 90% had post-surgical complications. What conclusion can be drawn from this study?

(05.01) If $740 is invested at an interest rate of 11% per year and is compounded continuously, how much will the investment be worth in 7 years? Use the continuous compound interest formula A = Pert.

(09.04 MC) If and , what are the values of sin Θ and tan Θ?

(Systems of Linear Equations MC)Which point is a solution to the system of linear equations?y = −x + 4x − 3y = 12?

(08.01 MC) Roger is playing a board game and rolls two number cubes. Let A = {the sum of the number cubes is even}, and let B = {the sum of the number cubes is divisible by 5}. List the outcomes in A ∪ B.