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OpenStudy (nerdsarecool):
Mario was visiting the carnival when he noticed a few number relationships. He made them into brainteasers for you. A. If three-Tenths of the visitors were adults and there were 100 visitors, how many visitors were adults?
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OpenStudy (mhchen):
three-tenths means 3/10. 'of' means multiply in mathematics so you would do \[\frac{ 3 }{ 10 } * 100\] Get it?
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