SOLUTION: Ok, quiz question of the day!! If there are 150 questions on a test and the end score needed is a 75 out of 100, how many answers can I get wrong??
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Question 816936: Ok, quiz question of the day!! If there are 150 questions on a test and the end score needed is a 75 out of 100, how many answers can I get wrong??
Answer by LinnW(1048) (Show Source): You can put this solution on YOUR website!
You could solve by proportion.
Cross products gives us
100x = 11250
x = 112.50
Here we have solved for the number that we need right,
so the number we can miss is 150 - 112.50 = 37.50 .
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