A primary school pays 1,800 yuan for 20 tables and 30 chairs. The price of each table is three times the price of each chair. How much is each table?
某小学买20张桌子和30把椅子共付1800元，每张桌子的价钱是每把椅子价钱的3倍，每张桌子几元？
<gadget id="calculator">20 * 3</gadget>
<output>60</output>

<gadget id="calculator">60 + 30</gadget>
<output>90</output>

<gadget id="calculator">1_800 / 90</gadget>
<output>20</output>

<result>60</result>