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Anita earned a 74, 85, and 84 on her first three biology exams. What is the minimum score she needs to get on the fourth test in order for her average exam score to be 82?

Anita earned a 74, 85, and 84 on her first three biology exams. What is the minimum score she needs to get on the fourth test in order for her average exam score to be 82?
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Anita earned a 74, 85, and 84 on her first three biology exams. What is the minimum score she needs to get on the fourth test in order for her average exam score to be 82?

User Mick Feller
by
7.8k points

1 Answer

6 votes

Answer:

85

Explanation:

82×4=328

328=74+85+84+x

x=328-74-85-84

x=85

User Timestee
by
8.7k points
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