There are a total of 10 questions in the intelligence test. If you answer a question correctly, you get 8 points. If you get it wrong (or don’t do it), you will deduct 5 points. Xiaomi gets 41 points. How many questions did he get wrong?
智力测试一共10道题，做对一题得8分，做错一提(或不做)倒扣5分，小米得了41分，那么他做错了多少题
<gadget id="calculator">10 * 8</gadget>
<output>80</output>

<gadget id="calculator">80 - 41</gadget>
<output>39</output>

<gadget id="calculator">8 + 5</gadget>
<output>13</output>

<gadget id="calculator">39 / 13</gadget>
<output>3</output>

<result>3</result>