Solve the problem.
-Paul has grades of 97 and 65 on his first two tests. What must he score on his third test in order to have an average of at least 70 ?
A) at least 81
B) at least 48
C) at most 77
D) at most 70

Question

Quizplus · Accepted Answer

To find the score Paul needs on his third test to have an average of at least 70, use the formula for average: (97 + 65 + x) / 3 ≥ 70. Solving for x gives x ≥ 48.

Solve the Problem. -Paul Has Grades of 97 and 65 on His First