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#11916

inequalities

average

easy

75 sec

A student's grades on four quizzes are 75, 80, 85, and $S$ . To earn a B in the course, the student must have an average quiz score of at least 82. Which inequality represents the possible scores $S$ the student can earn on the fourth quiz to achieve a B?

A.

$75 + 80 + 85 + S \geq 82$

B.

$\frac{75 + 80 + 85}{4} + S \geq 82$

C.

$\frac{75 + 80 + 85 + S}{4} \geq 82$

D.

$4 (75 + 80 + 85 + S) \leq 82$