Mathematics, 20.09.2020 03:01 Nelo8970

Sam will take four science tests this quarter. Her scores on three of the tests are shown below.
Test 1
83%
Test 2
91%
Test 3
88%
Test 4
?
What does Sam need to score on the fourth test to ensure that she will have an
average of 90% for all four tests?

Answers: 1

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Sam will take four science tests this quarter. Her scores on three of the tests are shown below.