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You multiply .78 times the amount of questions on the test (65).

Which works out to 50.7, so either your teacher rounded or you got partial credit on a problem/ problems.

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โˆ™ 2013-10-11 20:31:37
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Q: How do you calculate the amount of right answers i got on a test when i got a 78 on a 65 questions test?
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