Dad went to a certain place on a business trip, stayed in a guest house for 5 days, and paid 162.5 yuan for the accommodation. How much should I pay for the supplementary accommodation fee if it is extended for 2 days?
爸爸出差到某地，在招待所住了5天，交住宿费162.5元．后因事延长2天，应补交多少元住宿费？
<gadget id="calculator">162.5 / 5</gadget>
<output>32.5</output>

<gadget id="calculator">32.5 * 2</gadget>
<output>65</output>

<result>65</result>