You got 89 percent. Hence, you answered 89/100*150 = 133.5 questions. hence you missed 150 - 133.5 = 16.5 questions.
You can get 60 questions wrong, which leaves you with 140 answers correct, giving you 70%.
If there are 85 questions, a passing grade of 80% would be 68 correct answers.
Provided that all 150 exam questions are weighted equally, then 105 correct responses is 70%.
90% of 27 = 27*90/100 = 24.3 So you MUST answer 25 questions - ie all but 2 - AND get them all correct!
You will have scored 80 out of 150 thus answered 70 questions incorrect.
10 questions
Questions correct are 130 * 0.92 or 120.
To find 80% of the questions on a test of 60 questions, simply60 * 0.80 = 48 questions
You got 89 percent. Hence, you answered 89/100*150 = 133.5 questions. hence you missed 150 - 133.5 = 16.5 questions.
x/30 = 0.93 x = 28 questions
x/30 = .87 x = 26 questions
Providing that all the other questions are correct then it is 9 questions
138 correct answers. 138/150=92
You can get 60 questions wrong, which leaves you with 140 answers correct, giving you 70%.
60 percent = 60/100 60% of 40 = 60/100 x 40 = 24. Ans: 24 questions.
22 of them for a 75% pass rate providing that the remaining 66 questions are all correct