6 wrong means 14 correct.
14/20 * 100% is 70%.
You would divide ten by fourteen. The answer would be 71.4%.
35%
.8 x 30 = 24 so you can miss 6 questions
It means that on your test paper, 21% of the required responses were either missing or wrong. The letter grade is up to the individual teacher.
33%
Nine.
20
30
69 questions
The score would be 56%
10 can be wrong and 30 right; 30/40 = 75%
6 wrong gives a score of 80%, 80% wrong means 6 correct.
22 questions can be wrong. This means that you would have to get 33 marks, which is 60%
The answer depends on whether or not there are penalties (negative marks) for wrong answers. If not, then the answer is 30.
You would divide ten by fourteen. The answer would be 71.4%.
It depends how many points each question is worth. If each question is worth five points on a twenty question test, you would get ninety-five percent.
40-26=14 questions answered correctly. 14/40=.35 Therefore the percentage of the test would be 35%