Hi there!
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I believe your answer is:
4 students.
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Here’s why:
- Out of the 30 students, 1/3 of them play any type of sport.
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
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- 10 out of 30 students play sports. We need to find (2/5) of that for the people that play soccer.
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
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- Four students play soccer.
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Hope this helps you. I apologize if it’s incorrect.