SOLUTION: if i miss 3 out of 30 what is my grade?

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Question 546094: if i miss 3 out of 30 what is my grade?
Answer by josmiceli(19441) About Me  (Show Source):
You can put this solution on YOUR website!
+3%2F30+=+1%2F10+
+1+-+1%2F10+=+9%2F10+
+9%2F10+=+90%2F100+
Your grade is 90%