Solve the problem.
-Jim has gotten scores of 78 and 69 on his first two tests. What score must he get on his third test to keep an average of 70 or greater?
A) At least 63
B) At least 72.3
C) At least 62
D) At least 73.5

Question

Quizplus · Accepted Answer

To find the score Jim needs on his third test to have an average of 70, use the formula for average: (78 + 69 + x) / 3 ≥ 70. Solving for x gives x ≥ 63.

Solve the Problem. -Jim Has Gotten Scores of 78 and 69 on His