Question

Candy Corn received scores of 93, 87, and 85 on her first three exams of the grading period. Candy must earn at least what score on the next exam for the test average to be at least a 90 for the grading period.

Answer 1

Candy Corn should score x ≥ 95 for the average to be at least 90.

What is Inequality ?

An Inequality is formed when two algebraic expression are equated by an inequality operator.

It is given that

Candy Corn received scores of 93, 87, and 85 on her first three exams

score on the next exam for the test average to be at least a 90 for the grading period. = ?

(93+87+85 ) / 3 = 88.33

The current average is 88.33

Let the score be x then

(93+87+85+x)/4 ≥ 90

x +93+87+85 ≥ 90 *4

x ≥ 95

Therefore Candy Corn should score x ≥ 95 for the average to be at least 90.

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