Question
Dylan has a total of 38 of white and green pens. 15 of the white pens and half of the green pens are new. How many of his green pens are new if he has a total of 10 new pens?
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Dylan has a total of 38 of white and green pens. 15 of the white pens and half of the green pens are new. How many of his green pens are new if he has a total of 10 new pens?