Xiaoming and Xiaoqin went to the bookstore to buy the same book together. When they arrived at the bookstore, they found that Xiaoming was still short of 0.65 yuan, and Xiaoqin was still short of 0.15 yuan. They brought a total of 13.2 yuan. How much is the price of this book?
小明和小琴两人一起去书店买同一本书，到了书店才发现，小明所带的钱还缺0.65元，小琴还缺0.15元，两人一共带了13.2元．这本书的价钱是多少元？
<gadget id="calculator">13.2 + 0.65 + 0.15</gadget>
<output>14</output>

<gadget id="calculator">14 / 2</gadget>
<output>7</output>

<result>7</result>