SOLUTION: The semester ratio of quizzes to test is 6:1. If there are 77 grades taken during the semester, how many are test?
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-> SOLUTION: The semester ratio of quizzes to test is 6:1. If there are 77 grades taken during the semester, how many are test?
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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.
John
Egw to Beta kai to Sigma
My calculator said it, I believe it, that settles it