A large tourist bus and a medium tourist bus have a total of 68 seats. The teachers and students of an elementary school go out for a spring outing. If they rent a large coach and 3 medium coaches, they can only carry (2/5) of the teachers and students; If 3 large cars and 6 medium cars are rented, there are still 2 people without seats, how many people will go for the spring outing?
1辆大型旅游车和1辆中型旅游车共有68个座位，一所小学的师生外出春游，如果租用1辆大车和3辆中车，只能乘载(2/5)的师生；如果租用3辆大车和6辆中车，则仍有2人没座位，共有多少人去春游．
<gadget id="calculator">3 * 68</gadget>
<output>204</output>

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

<gadget id="calculator">6 * 68 * (2/5)</gadget>
<output>816/5 = around 163.2</output>

<gadget id="calculator">2 * (2/5)</gadget>
<output>4/5 = around 0.8</output>

<gadget id="calculator">204 - (816/5) - (4/5)</gadget>
<output>40</output>

<gadget id="calculator">3 * (2/5)</gadget>
<output>6/5 = around 1.2</output>

<gadget id="calculator">6 * (2/5)</gadget>
<output>12/5 = around 2.4</output>

<gadget id="calculator">(6/5) - 1 - (12/5)</gadget>
<output>-11/5 = around -2.2</output>

<gadget id="calculator">3 + (-11/5)</gadget>
<output>4/5 = around 0.8</output>

<gadget id="calculator">40 / (4/5)</gadget>
<output>50</output>

<gadget id="calculator">3 * 50</gadget>
<output>150</output>

<gadget id="calculator">68 - 50</gadget>
<output>18</output>

<gadget id="calculator">6 * 18</gadget>
<output>108</output>

<gadget id="calculator">150 + 108 + 2</gadget>
<output>260</output>

<result>260</result>