SOLUTION: How many questions can I get wrong in order to achieve 90% with a 70 question test?

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Question 641244: How many questions can I get wrong in order to achieve 90% with a 70 question test?
Answer by JellyBeans(8) About Me  (Show Source):
You can put this solution on YOUR website!
70 = 100%
7 = 10 %
100% - 10% = 90%
70 - 7 = 63
You can get 7 wrong questions to achieve 90% with a 70 question test.