Wiki User
∙ 2010-05-03 06:51:0260 percent = 60/100
60% of 40 = 60/100 x 40 = 24.
Ans: 24 questions.
Wiki User
∙ 2010-05-03 06:51:0273 questions on the test, all worth the same credit. Score 79% means you got -- 58 correct (79.452%) -- 15 wrong (20.548%)
10 questions
Questions correct are 130 * 0.92 or 120.
30/100*25 =7.5 so you must not get more than 7 questions wrong to score 70%
Assuming that all questions score equally, you can miss out at most 7. And then need to get them all correct.
14.
To get a 50% on the test, you need at least (50/100) * 35 = 17.5 questions correct. If half credit is not possible, you need to get at least 18 questions correct to get a score of at least 50%. A score of 17 will be just shy of 50%.
39
73 questions on the test, all worth the same credit. Score 79% means you got -- 58 correct (79.452%) -- 15 wrong (20.548%)
The answer depends on how many of the ones that you do are correct and whether there are any penalties for wrong answers.
10 questions
Questions correct are 130 * 0.92 or 120.
40 questions
30/100*25 =7.5 so you must not get more than 7 questions wrong to score 70%
Assuming that all questions score equally, you can miss out at most 7. And then need to get them all correct.
x/30 = 0.93 x = 28 questions
In order to score 78% correct on a test with 150 questions, assuming that every one of the 150 answers is given equal weight, you must answer exactly 33 questions incorrectly. No more, no less.