On a test, 86% of the questions are answered correctly. If 215 questions are correct, how many questions are on the test?

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14-09-2018
Mathematics

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On a test, 86% of the questions are answered correctly. If 215 questions are correct, how many questions are on the test?

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eva001 eva001 · Answer 1 · 2018-09-14T13:48:31+02:00

eva001 eva001

14-09-2018

The text tells us 215 is 86% of the questions
We are looking for 100% of the questions

We get that number by:
Multiplying 100 and 215 and dividing it by 86

[tex] \frac{100 \times 215}{86} [/tex]

And that equals 250

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On a​ test, 86​% of the questions are answered correctly. If 215 questions are​ correct, how many questions are on the​ test?

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On a test, 86% of the questions are answered correctly. If 215 questions are correct, how many questions are on the test?