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Q: What is your grade if you get 3 wrong out of 15 questions?

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toget 80% you need .8 x 15 = 12 questions right. That means you can 15-12 = 3 questions wrong

10 - 3 = 7 7 / 10 = .7 = 70%

With 3 wrongs out of 8 questions your average is (3/8)x100 = 37.5% wrong and 62.5 correct.

92 :)

50

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80% B

65

As a percentage it is 80%

toget 80% you need .8 x 15 = 12 questions right. That means you can 15-12 = 3 questions wrong

85% or a B, perhaps a B+

It depends on the grading scale. 47/50 is 94% which is an A in most cases.

5/15 *100 = 331/3 % (this is the percentage wrong) 10/15 *100 = 662/3 % (the percentage right)

10 - 3 = 7 7 / 10 = .7 = 70%

15. They allow you to get 3 wrong answers in order to pass.

That is about a "C".

With 3 wrongs out of 8 questions your average is (3/8)x100 = 37.5% wrong and 62.5 correct.

77% or C+

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