The number of people in the chorus group is (2/3) that of the dance group. If 6 people are transferred from the chorus group to the dance group, then the number of people in the chorus group accounts for (1/2) the number of people in the dance group. How many people are there in the chorus group and the dance group? ?
合唱组的人数是舞蹈组的(2/3)，如果从合唱组调6人到舞蹈组，这时合唱组的人数占舞蹈组人数的(1/2)，合唱组和舞蹈组一共多少人？
<gadget id="calculator">1 / 2</gadget>
<output>1/2 = around 0.5</output>

<gadget id="calculator">(1/2) * 6</gadget>
<output>3</output>

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

<gadget id="calculator">2 / 3</gadget>
<output>2/3 = around 0.666667</output>

<gadget id="calculator">(2/3) - 1 - (1/2)</gadget>
<output>-5/6 = around -0.833333</output>

<gadget id="calculator">1 + (-5/6)</gadget>
<output>1/6 = around 0.166667</output>

<gadget id="calculator">9 / (1/6)</gadget>
<output>54</output>

<gadget id="calculator">54 * (2/3)</gadget>
<output>36</output>

<gadget id="calculator">36 + 54</gadget>
<output>90</output>

<result>90</result>