Koizumi and Ou Ou buy the same learning CD, the price of the CD is (3/5) of the money Koizumi brings, and (2/3) of the money Ou Ou brings. After they all bought CDs, Koizumi's remaining money was 2 yuan more than Ouou's. How much did Koizumi bring?
小泉和欧欧买同一种学习光盘，该光盘的售价是小泉所带钱数的(3/5)，是欧欧所带钱数的(2/3)．当他们都买了光盘之后，小泉剩下的钱比欧欧剩下的钱多2元．小泉带了多少钱？
<gadget id="calculator">10 - 9</gadget>
<output>1</output>

<gadget id="calculator">2 / 1</gadget>
<output>2</output>

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

<result>20</result>