Mingming's family bought a set of tables and chairs, 6 chairs and a table, and the total cost was 1120 yuan. If a dining table costs 730 yuan, how much is a chair?
明明家买了一套桌椅，6把椅子配一张桌子，一共用了1120元．如果一张餐桌730元，那么一把椅子多少元？
<gadget id="calculator">1_120 - 730</gadget>
<output>390</output>

<gadget id="calculator">390 / 6</gadget>
<output>65</output>

<result>65</result>