dl43041 dl43041
  • 17-05-2021
  • Mathematics
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A student answers 70 ​% of the questions on a math exam correctly. If he answers 21 questions​ correctly, how many questions are on the​ exam?

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Ariana877
Ariana877 Ariana877
  • 17-05-2021
There are 30 questions in all
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