Two children, A and B, agreed to spend an average of money to buy ballpoint pens. As a result, A took 18 pens, and B took 14. Finally, A paid B 1.6 yuan. How much did the two of them spend on the ballpoint pen?
甲乙两个小朋友约定平均出钱买圆珠笔，结果甲拿了18支，乙拿了14支，最后甲又付给乙1.6元．他们两人买圆珠笔共用了多少元？
<gadget id="calculator">18 + 14</gadget>
<output>32</output>

<gadget id="calculator">32 / 2</gadget>
<output>16</output>

<gadget id="calculator">18 - 16</gadget>
<output>2</output>

<gadget id="calculator">1.6 / 2</gadget>
<output>0.8</output>

<gadget id="calculator">0.8 * 32</gadget>
<output>25.6</output>

<result>25.6</result>