There are 6 tests in Mrs. Ferguson's college Algebra class. Sofia has taken 5 tests so far. She wants to know what she needs to score on the 6th test in order to keep her test average equal to or
above 90%.
Her first 5 test scores are: 84%, 79%, 94%, 89% and 100%.
Use the dropdowns to complete the inequality that represents the least score, xc, Sofia needs on
the 6th test to maintain an average at or above 90%.
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