(0.72*0.75*0.076)/(0.19*0.144*37.5)=how much.
(0.72*0.75*0.076)/(0.19*0.144*37.5)=多少．
<gadget id="calculator">0.72 * 0.75 * 0.076</gadget>
<output>0.04104</output>

<gadget id="calculator">0.19 * 0.144 * 37.5</gadget>
<output>1.026</output>

<gadget id="calculator">0.04104 / 1.026</gadget>
<output>0.04</output>

<result>0.04</result>