Koizumi, Xiaomei, and Oou have a total of 525 point cards. The number of Koizumi’s point cards is twice that of Ouou’s (2/3). The number of Xiaomei’s point cards is 25% more than that of Koizumi’s. Koizumi has How many points cards.
小泉、小美、欧欧一共有525张积分卡，小泉积分卡数量的2倍和欧欧的(2/3)一样多，小美的积分卡数量比小泉的积分卡数量多25%，小泉有多少张积分卡．
<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>

<gadget id="calculator">25 / 100</gadget>
<output>1/4 = around 0.25</output>

<gadget id="calculator">(1/3) * (1/4)</gadget>
<output>1/12 = around 0.083333</output>

<gadget id="calculator">(1/3) + 1 + (1/3) + (1/12)</gadget>
<output>7/4 = around 1.75</output>

<gadget id="calculator">525 / (7/4)</gadget>
<output>300</output>

<gadget id="calculator">(1/3) * 300</gadget>
<output>100</output>

<result>100</result>