Directions. Solve each problem and choose the best answer from the four choices given. For interest problems, use A = P(1 + r)ᵗ for annual compounding; for other compounding frequencies, divide the annual rate by the number of periods per year and multiply the number of years by that same number. A calculator is allowed throughout. Tap the flag icon to mark a question for review, and use the number strip below to jump to any question.