The product of 0.6 and x is equal to the product of 12 and 1.5.
0.6与x的积等于12与1.5的积．
<gadget id="calculator">12 * 1.5</gadget>
<output>18</output>

<gadget id="calculator">18 / 0.6</gadget>
<output>30</output>

<result>30</result>