* George scored on average of 80% of three tests.
1 answer:
Answer: 100%
Step-by-step explanation:
100 + 80 + 80+ 80 = 340 (total scores of 4 tests)
340 divided by the number of tests 4 = 85
George would need to score 100% on his next test to bring his test average from 80 to 85.
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