The District Veteran Bureau organizes a chartered car tour. If one car is added, each car can accommodate exactly 12 people. If one car is reduced, each car can seat exactly 16 people. How many people are there in the tour group?
区老干局组团包车旅游，如果增加一辆车，正好每辆车坐12人，如果减少一辆车，正好每辆车坐16人，这个旅游团的人数有多少人．
<gadget id="calculator">12 + 16</gadget>
<output>28</output>

<gadget id="calculator">16 - 12</gadget>
<output>4</output>

<gadget id="calculator">28 / 4</gadget>
<output>7</output>

<gadget id="calculator">7 + 1</gadget>
<output>8</output>

<gadget id="calculator">12 * 8</gadget>
<output>96</output>

<result>96</result>