Class 1 of the fifth grade bought 45 books and 30 pens, and awarded them to students who performed outstandingly in all aspects. How many students can win prizes at most?
五年级一班买来45本书，30枝笔，奖给各方面表现突出的同学．最多有多少个同学获得奖品？
<gadget id="calculator">3 * 5</gadget>
<output>15</output>

<result>15</result>