Both Xiaohong and Xiaojun participated in the oral calculation competition. When Xiaohong did (1/3) of the competition questions, Xiaojun did 40%. At this time, Xiaojun’s remaining oral calculation questions were less than Xiaohong’s. 6 questions, how many oral calculation questions in the competition?
口算比赛，小红和小军都参加了，当小红做了比赛题目的(1/3)时，小军做了40%，这时小军剩下的口算题比小红剩下的少6道，比赛的口算题共多少道？
<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>

<gadget id="calculator">1 - (1/3)</gadget>
<output>2/3 = around 0.666667</output>

<gadget id="calculator">40 / 100</gadget>
<output>2/5 = around 0.4</output>

<gadget id="calculator">1 - (2/5)</gadget>
<output>3/5 = around 0.6</output>

<gadget id="calculator">(2/3) - (3/5)</gadget>
<output>1/15 = around 0.066667</output>

<gadget id="calculator">6 / (1/15)</gadget>
<output>90</output>

<result>90</result>