Divide the product of 0.5 and 3.6 by the product of two 0.3, what is the quotient? (List comprehensive calculations)
用0.5与3.6的积除以两个0.3的积，商是多少？(列出综合算式计算)
<gadget id="calculator">0.5 * 3.6</gadget>
<output>1.8</output>

<gadget id="calculator">0.3 * 0.3</gadget>
<output>0.09</output>

<gadget id="calculator">1.8 / 0.09</gadget>
<output>20</output>

<result>20</result>