Question

after taking nine test Carols average grade in her Italian classes 90 her teacher drops the lowest of the nine test scores to determine the final grade of Carols final grade is 91 what was her lowest test score

Answer 1

82

Explanation:

The sum of scores for the 9 tests must be 90 * 9 = 810. The sum of scores for the 8 tests is 8 * 91 = 728 so the lowest score is 810 - 728 = 82.