There are 300 roses in the flower bed, among which red roses account for (3/4), and the number of yellow roses accounts for (2/3) of the red roses, how many yellow roses are there?
花坛里有300株玫瑰花，其中红玫瑰占(3/4)，黄玫瑰的数量占红玫瑰的(2/3)，黄玫瑰有多少株？
<gadget id="calculator">3 / 5</gadget>
<output>3/5 = around 0.6</output>

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

<gadget id="calculator">300 * (3/5) * (2/3)</gadget>
<output>120</output>

<result>120</result>