Directions: Solve the following problems. Use to represent the number. Find the solution set.
2. Kristine had scores of 95, 82, 93, and 84 on her first four exams of the quarter. What score must be obtain on the fifth exam to have an average of 90 or better for the five exams?
2. Kristine had scores of 95, 82, 93, and 84 on her first four exams of the quarter. What score must be obtain on the fifth exam to have an average of 90 or better for the five exams?
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Answer:
95+82+93+84+97=451÷5=90.2
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