SOLUTION: The semester ratio of quizzes to test is 6:1. If there are 77 grades taken during the semester, how many are test?

Question 762684: The semester ratio of quizzes to test is 6:1. If there are 77 grades taken during the semester, how many are test?
Answer by solver91311(24713) (Show Source): You can put this solution on YOUR website!

If there are 6 quizzes to 1 test, then student assessment entities (quizzes and tests) come in groups of 7 (6 plus 1). Divide 77 by 7 to determine the number of groups. Each group has one test, so the number of groups is the number of tests.

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