Here are the directions for GRE Problem Solving. Solve each problem and indicate the best of the answer choices given. . All numbers used are real numbers. . A figure accompanying a problem solving question is intended to provide information useful in solving the problem. Straight lines may sometimes appear jagged.
All figures lie on a plane unless otherwise indicated. .
This question presents a defined operation in which your job is to apply the operation to the quantities provided. This problem involves just about as much pencil work as you can expect for any GRE question, yet it's not a particularly difficult problem.