The ratio of the original number of people in factories A and B is 7:6. After transferring 360 people from factory A to factory B, the ratio of people in factories A and B is 2:3. How many people are there in factory A and B?
甲、乙两厂原有人数的比是7：6，从甲厂调360人到乙厂后，甲、乙两厂人数的比是2：3，甲乙两厂原有多少人？
<gadget id="calculator">7 + 6</gadget>
<output>13</output>

<gadget id="calculator">7 / 13</gadget>
<output>7/13 = around 0.538462</output>

<gadget id="calculator">2 + 3</gadget>
<output>5</output>

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

<gadget id="calculator">(7/13) - (2/5)</gadget>
<output>9/65 = around 0.138462</output>

<gadget id="calculator">360 / (9/65)</gadget>
<output>2_600</output>

<result>2_600</result>