Teacher Li bought a pair of badminton rackets and 6 balls, which cost a total of 68 yuan. A pair of badminton rackets cost 32 yuan. How much is a ball? How many
李老师买了一副羽毛球拍和6个皮球，一共花了68元，一副羽毛球拍32元，一个皮球多少元？多少
<gadget id="calculator">68 - 32</gadget>
<output>36</output>

<gadget id="calculator">36 / 6</gadget>
<output>6</output>

<result>6</result>