There are 10 questions in a math competition, 10 points for one correct answer, 6 points deducted for not answering or wrong answering a question, Liangliang scored 68 points, how many questions did he answer correctly?
一次数学竞赛，共10道题，答对一道10分，不答或答错一题倒扣6分，亮亮得分68分，他答对了几道题？
<gadget id="calculator">10 * 10</gadget>
<output>100</output>

<gadget id="calculator">100 - 68</gadget>
<output>32</output>

<gadget id="calculator">10 + 6</gadget>
<output>16</output>

<gadget id="calculator">32 / 16</gadget>
<output>2</output>

<gadget id="calculator">10 - 2</gadget>
<output>8</output>

<result>8</result>