A math competition is all about filling in the blanks. Xiao Ming got wrong exactly (1/4) of the total number of questions. Xiao Liang got 5 wrong questions, and both of them got wrong answers (1/6). It is known that Xiao Ming If Xiaoliang answered more than half of the total number of questions in the test, how many questions did they all answer correctly?
一次数学竞赛均是填空题，小明打错的恰是题目总数的(1/4)，小亮打错5道题，两人都答错的题目占总数的(1/6)，已知小明小亮答对的题目超过了试题总数的一半，则他们都答对的题有多少道．
<gadget id="calculator">1 / 4</gadget>
<output>1/4 = around 0.25</output>

<gadget id="calculator">12 * (1/4)</gadget>
<output>3</output>

<gadget id="calculator">12 - 3</gadget>
<output>9</output>

<gadget id="calculator">1 / 6</gadget>
<output>1/6 = around 0.166667</output>

<gadget id="calculator">12 * (1/6)</gadget>
<output>2</output>

<gadget id="calculator">12 - 2</gadget>
<output>10</output>

<gadget id="calculator">12 - 5 - 10</gadget>
<output>-3</output>

<gadget id="calculator">9 + (-3)</gadget>
<output>6</output>

<gadget id="calculator">24 * (1/6)</gadget>
<output>4</output>

<gadget id="calculator">24 * (1/4)</gadget>
<output>6</output>

<gadget id="calculator">24 - 6</gadget>
<output>18</output>

<gadget id="calculator">24 - 4</gadget>
<output>20</output>

<gadget id="calculator">19 - 20</gadget>
<output>-1</output>

<gadget id="calculator">18 + (-1)</gadget>
<output>17</output>

<result>17</result>