Kim got 82%, 75%, and 74% on the first 3 tests. What grade does she need on the 4th test to have an average of 80% on all 4 tests? A. 77% B. 80% O c. 85% D. 89% E. 100%

Kim got 82%, 75%, and 74% on the first 3 tests. What grade does she need on the 4th test to have an average of 80% on all 4 tests? A. 77% B. 80% O c. 85% D. 89% E. 100%

asked Oct 4, 2022 169k views

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