Mom bought 4 pens for Xiaoqiang, each pen cost 8 yuan, and bought him a writing brush for 5 yuan. How much money did mother spend on buying these pens for Xiaoqiang?
妈妈给小强买了4支钢笔，每支钢笔8元，又用了5元钱给他买了1支毛笔，妈妈给小强买这些笔共用了多少钱？
<gadget id="calculator">8 * 4</gadget>
<output>32</output>

<gadget id="calculator">32 + 5</gadget>
<output>37</output>

<result>37</result>