70% of 25 is 17.5. That is you will pass with 7 (7.5) questions wrong.
Each question is worth 2.5 percent. You can get 8 wrong.
69 questions
20
22 questions can be wrong. This means that you would have to get 33 marks, which is 60%
70% of 25 is 17.5. That is you will pass with 7 (7.5) questions wrong.
Each question is worth 2.5 percent. You can get 8 wrong.
69 questions
Nine.
20
22 questions can be wrong. This means that you would have to get 33 marks, which is 60%
10 can be wrong and 30 right; 30/40 = 75%
80% of 400 = 320 = pass. So the maximum incorrect answers should not exceed 400 - 320 = 80
Well, honey, if you want a 70 percent on a 210-question exam, you can afford to get 63 questions wrong. Just make sure you don't mess up more than that, or you'll be singing a different tune. Good luck, sweet cheeks!
You can get 5 out of 50 questions wrong to get 90%.
You can get 20 questions wrong.
40% were wrong.