In order to score 80% on a test with 30 questions,
you must give 6 wrong answers. You can do it!
You can miss out 30% 30% of 150 = 150*30/100 = 45
The question is, "What is 30% of 40?"is/of=%/100P/40=30/100100P=1200P=12You can miss 12 and get a 70% of the test.
30. But only if all the remaining ones are correct. And judging by the fact that you have to ask this question, I would not put my money on that.
7.5 questions
All of them. You will fail miserably, but that was not part of the question!
.8 x 30 = 24 so you can miss 6 questions
you can miss 12 questions 30 right = 30/42 = 71%
You can miss out 30% 30% of 150 = 150*30/100 = 45
The question is, "What is 30% of 40?"is/of=%/100P/40=30/100100P=1200P=12You can miss 12 and get a 70% of the test.
30. But only if all the remaining ones are correct. And judging by the fact that you have to ask this question, I would not put my money on that.
7.5 questions
All of them. You will fail miserably, but that was not part of the question!
Nine.
The " 70% " score represents the fraction of the questions that you answered correctly.If you answered 70% correctly, you missed the remaining 30% .30% of 50 = 0.3 x 50 = 15 .
Provided that all the ones that you do not miss are correct, then 30% of 90 = 90*30/100 = 27.
If you miss five questions out of 30, your score is a 83.33%
6 questions out of 20 is 30%