The price of a chair is 35 yuan, and the price of a table is three times the price of the chair. How much does it cost to buy a set of tables and chairs?
一把椅子的价钱是35元，一张桌子的价钱是椅子的价钱的3倍，买一套桌椅要多少元钱？
<gadget id="calculator">35 * 3</gadget>
<output>105</output>

<gadget id="calculator">105 + 35</gadget>
<output>140</output>

<result>140</result>