42 students from Class 1, Class 6, took a group photo for graduation. If you take a 6-inch group photo, you can attach two photos. The cost is 5.2 yuan. How much do people have to pay?
六1班42名同学进行毕业合影留念，拍6寸合影照片可附送两张照片，费用为5.2元，如果需加印，每张加收0.71元，现在每人各得一张照片，平均每人需付多少元？
<gadget id="calculator">42 - 2</gadget>
<output>40</output>

<gadget id="calculator">40 * 0.71</gadget>
<output>28.4</output>

<gadget id="calculator">28.4 + 5.2</gadget>
<output>33.6</output>

<gadget id="calculator">33.6 / 42</gadget>
<output>0.8</output>

<result>0.8</result>