29 people from Class 5, Class 1 of Yingjiang School went to Yueyan during the "October 1" long holiday. They had to pay 5.30 yuan for a group photo with 4 photos. How much do you need to pay in total?
营江学校五1班"十•一"长假有29人去月岩游玩，集体合影一次有4张照片要付5.30元，每位同学要有一张照片，加印一张要0.40元．一共需要付多少钱？
<gadget id="calculator">29 - 4</gadget>
<output>25</output>

<gadget id="calculator">25 * 0.4</gadget>
<output>10</output>

<gadget id="calculator">10 + 5.3</gadget>
<output>15.3</output>

<result>15.3</result>