The school bought 32 ballpoint pens and 64 exercise books to award to the three good students, and paid a total of 89.6 yuan. Given that each exercise book is 0.5 yuan, how much is the price of each ballpoint pen?
学校买来32支圆珠笔和64本练习本奖给三好学生，一共付出89.6元．已知每本练习本0.5元，每支圆珠笔的价钱是多少元？
<gadget id="calculator">64 * 0.5</gadget>
<output>32</output>

<gadget id="calculator">89.6 - 32</gadget>
<output>57.6</output>

<gadget id="calculator">57.6 / 32</gadget>
<output>1.8</output>

<result>1.8</result>