A vegetable garden is planted with (3/4) hectares of vegetables, which is exactly (3/5) the area of radishes, and (1/2) the area of spinach. How many hectares are grown on spinach?
一个菜园里种了(3/4)公顷青菜，正好是种萝卜面积的(3/5)，菠菜的面积是萝卜的(1/2)．菠菜的种植面积是多少公顷？
<gadget id="calculator">3 / 4</gadget>
<output>3/4 = around 0.75</output>

<gadget id="calculator">3 / 5</gadget>
<output>3/5 = around 0.6</output>

<gadget id="calculator">(3/4) / (3/5)</gadget>
<output>5/4 = around 1.25</output>

<gadget id="calculator">1 / 2</gadget>
<output>1/2 = around 0.5</output>

<gadget id="calculator">(5/4) * (1/2)</gadget>
<output>5/8 = around 0.625</output>

<result>5/8 = around 0.625</result>