nbot5507 nbot5507

30-05-2018
Mathematics

contestada

If you have 18 questions how many do you need to get right to have 50 percent correct

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MrGumby MrGumby

30-05-2018

You would need exactly 9 correct questions to get a 50%.

We can find this by multiplying the total number of questions by the percentage we are looking for.

18*50% = 9

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