Joan's test scores were 82,93,and 84 on her first three tests. determine what score Joan must earn on the fourth test to have an average of at least 90.

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asked Jul 6, 2022 1.4k views

22 votes

Joan's test scores were 82,93,and 84 on her first three tests. determine what score Joan must earn on the fourth test to have an average of at least 90.

Mathematics
high-school

Namford asked

by Namford

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2 Answers

7 votes

Answer:

Explanation:

Depp Wang answered Jul 7, 2022

by Depp Wang

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9 votes

Answer:

101

Explanation:

90x4=360

82+93+84 = 259

360-259=101

only if it is possible to get more than 100

Nicoqueijo answered Jul 13, 2022

by Nicoqueijo

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