The price of a volleyball is 30 yuan, which is (3/5) the price of a football, and the price of a basketball is (4/5) the price of a football. How much is the price of a basketball?
一个排球的价格是30元，是足球价格的(3/5)，篮球价格是足球价格的(4/5)，篮球价格是多少元？
<gadget id="calculator">2 / 3</gadget>
<output>2/3 = around 0.666667</output>

<gadget id="calculator">30 / (2/3)</gadget>
<output>45</output>

<gadget id="calculator">4 / 5</gadget>
<output>4/5 = around 0.8</output>

<gadget id="calculator">45 * (4/5)</gadget>
<output>36</output>

<result>36</result>