Adrian takes eight weekly tests in his history class and the scores range from a low of 72% to a high of 94%. Which of the following must be true regarding Adrian’s average for all eight tests?

The California Basic Educational Skills Test (CBEST) is a standardized test administered in the state of California.

CBEST Mathematics test contains 50 multiple-choice questions which require candidates to solve problems from three major areas: Estimation, Measurement, and Statistical Principles; Computation and Problem Solving; and Numerical and Graphic Relationships.