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You can get 5 out of 50 questions wrong to get 90%.

Q: What questions can you get wrong to get a 90 percent if there are 50 questions?

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90% of 20 questions = 90*20/100 questions = 1800/100 = 18 questions.

50

90% correct, or 10% wrong.

(45/50%) * 100% = 90

90% of 21 = 18.9So, in order to score 90% on a test with 21 questions,you can't miss more than two of them.

Related questions

5

90%.

90%.

1

Two of them.

If you get 2 wrong out of 20 then its a 90 percent

45 were correctly answered

90%

180% of 50 = 180% * 50 = 1.8 * 50 = 90

to get a 90 you need to answer 56 questions right (6 wrong) to get an 80 you need to answer 50 right (12 wrong) to get a 70 you need to answer 44 questions right (18 wrong) to get a 60 you need to answer 38 questions right (24 wrong)

they are 90 percent of the time right so go ahead and ask any questions

50 - 90% = 50 x (1 - (90/100)) = 50 x 0.1 = $5 Therefore, 90 percent off 50 dollars is equal to 5 dollars.