The teacher bought 150 magical pens online to reward the students. Each pen is 8.45 yuan, and the shipping fee is 15 yuan. How much does the teacher have to pay?
老师在网上购买了150枝神奇笔用来奖励学生，每枝笔8.45元，运费15元，老师需付多少元？
<gadget id="calculator">0.45 * 150</gadget>
<output>67.5</output>

<gadget id="calculator">67.5 + 15</gadget>
<output>82.5</output>

<result>82.5</result>