Xiaoqiao's family newly bought 3 tables and 24 chairs, and the total cost is 1740 yuan. Each table is 180 yuan, how much is each chair?
小巧家新买了3张桌子和24把椅子，共用去1740元．桌子每张180元，椅子每把多少钱？
<gadget id="calculator">180 * 3</gadget>
<output>540</output>

<gadget id="calculator">1_740 - 540</gadget>
<output>1_200</output>

<gadget id="calculator">1_200 / 24</gadget>
<output>50</output>

<result>50</result>