i only know 25 letters of the alphabet

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Questions

The following questions were asked by visitors named i only know 25 letters of the alphabet.

Roberto's science grade is calculated using a weighted average. Quizzes are worth 25%, homework is worth 10%, unit tests are worth 30%, and labs are worth 35%. Roberto earned an average of 94% on his quizzes, 99% on his homework, 92% on his unit tests, an...
3 years ago

Answers

The following answers were posted by visitors named i only know 25 letters of the alphabet.