You get a 90 as a score when you miss 2 out of 20 questions because each question is worth 5 points.
20
You would have a 60%.
20
To achieve a score of 70 on a test of 20 questions, you would need to answer 14 questions correctly (70% of 20). This means you can afford to miss 6 questions and still pass the test with a score of 70.
You get a 90 as a score when you miss 2 out of 20 questions because each question is worth 5 points.
60%
20
Four questions.
You would have a 60%.
5 of them.
20
To achieve a score of 70 on a test of 20 questions, you would need to answer 14 questions correctly (70% of 20). This means you can afford to miss 6 questions and still pass the test with a score of 70.
12
you get 20% if you get 1 out of 5 questions.
You missed 12 questions out of 32, which means you got (32-12)=20 questions correct. (20/32) = 0.625; 0.625 * 100 = 62.5. Your percentage is 62.5%.
22