If a tourist group goes to a hotel for accommodation, if there are 6 people in one room, there will be 2 more rooms; if there are 4 people in one room, there will be 2 rooms less. How many people are there in the tour group?
一个旅游团去旅馆住宿，若6人一间，多2个房间；若4人一间又少2个房间．旅游团共有多少人？
<gadget id="calculator">6 * 2</gadget>
<output>12</output>

<gadget id="calculator">4 * 2</gadget>
<output>8</output>

<gadget id="calculator">12 + 8</gadget>
<output>20</output>

<gadget id="calculator">6 - 4</gadget>
<output>2</output>

<gadget id="calculator">20 / 2</gadget>
<output>10</output>

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

<gadget id="calculator">6 * 8</gadget>
<output>48</output>

<result>48</result>