The store shipped 25 packs of red sweaters and 15 packs of blue sweaters. What fraction of the packs of blue sweaters is the number of red sweaters?
商店运来红毛衣25包，蓝毛衣15包，蓝毛衣的包数是红毛衣的几分之几？
<gadget id="calculator">15 / 25</gadget>
<output>3/5 = around 0.6</output>

<result>3/5 = around 0.6</result>