The price of a basketball is 150 yuan, the price of a volleyball is the price of a basketball (4/5), the price of a football is the price of a volleyball (5/3), how much is a football?
一个篮球的价钱是150元，一个排球的价钱是一个篮球价钱的(4/5)，一个足球的价钱是一个排球价钱的(5/3)，一个足球多少钱？
<gadget id="calculator">4 / 5</gadget>
<output>4/5 = around 0.8</output>

<gadget id="calculator">5 / 3</gadget>
<output>5/3 = around 1.666667</output>

<gadget id="calculator">150 * (4/5) * (5/3)</gadget>
<output>200</output>

<result>200</result>