Mathematics
Mathematics, 03.10.2019 03:00, thereal6ix9ine69

Grover has scores of 72, 86, and 78 on 3 tests. what score must he make on the next test in order to have an average of 80?

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Mathematics, 11.07.2019 18:30, lalacada1
In your class, you have scores of 84, 95, 83, and 86 on the first four of five tests. to get a grade of upper b, the average of the first five tests scores must be greater than or equal to 80 and less than 90. a. solve an inequality to find the least score you can get on the last test and still earn a upper b. b. what score do you need if the fifth test counts as two tests?
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Mathematics, 03.08.2019 16:30, josie311251
Brooke earned the following scores on four history tests: 88, 86, 92, and 84. brooke wants to have an average score of at least 85 after the fifth test. write and solve an inequality to find the possible scores that she can earn on her fifth test in order to meet her goal. the greatest score that she can earn on a test is 100. is it possible for her to have an average score of 90 after the fifth test? do i do 85 ≤ (x + 350)/5?
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Mathematics, 07.10.2019 20:00, hayesgenniferozslxr
In your class, you have scores of  89, 75, 82, and 86 on the first four of five tests. to get a grade of upper b, the average of the first five tests scores must be greater than or equal to 80 and less than 90. a. solve an inequality to find the least score you can get on the last test and still earn a upper b. b. what score do you need if the fifth test counts as two tests?
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