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(03.03 MC) The population of a species of fish in a river increased by a factor of 1.05 every day for the amount of days shown in the graph. The function shows the number of fish in the river f(x) after x days: f(x) = 100(1.05)x Which of the following is a reasonable domain for the function days 0 to 31?

(03.03 MC) Sophia invested some money in a bank at a fixed rate of interest compounded annually. The equation below shows the value of her investment after x years: f(x) = 500(1.05)x What was the average rate of change of the value of Sophia’s investment from the second year to the fourth year?

(01.02 MC) Solve 8x − 2(x + 1) = 7x + 8

(01.02 MC) Solve 7x − 2(x + 1) = 6x + 14

Set point theory would predict which of the following?

Some people have suggested that oxytocin could act as a “love potion” or “liquid trust.” Which of the following is a reason given in the textbook why this is an oversimplification?

(01.06 MC) A falcon flies 800,000 meters in 4 hours. Use the formula d = rt, where d represents distance, r represents rate, and t represents time, to answer the following questions. Show your work. Part A: Rearrange the distance formula, d = rt, to solve for rate. (2 points) Part B: Find the falcon’s rate in meters per hour. (3 points) Part C: Find the falcon’s rate in kilometers per hour. (3 points) Part D: Which unit, meters, or kilometers, makes more sense to use in this scenario, and why? (2 points)

(01.02 MC) Part A: Solve the equation 5(x + 2) = 6x + 3x − 14, and show your work. (5 points) Part B: Use this list of properties to justify each step of your math work. Justifications may be used more than once if needed. (5 points) Distributive Property Subtraction Property of Equality Combine Like Terms Multiplication Property of Equality Division Property of Equality Given Addition Property of Equality

 (01.04 LC) Solve the inequality 2x + 8 < 5x − 4.

(01.03 HC) Part A: Rhett made $250 washing cars with his mobile car wash company. He charges $70 per car and earned $50 in tips. Write an equation to represent this situation. (4 points) Part B: Scarlett made a profit of $250.00 with her mobile car wash company. She charged $75.00 per car wash and received $35.00 in tips, but also had to pay $5.00 in cleaning supplies per car wash. Write an equation to represent this situation. (4 points) Part C: Explain how the equations from Part A and Part B differ. (2 points)