A barrel of large mineral water 18L, a bottle of small mineral water 1500ml. A barrel of large mineral water is equivalent to how many bottles of such small mineral water.
一桶大矿泉水18L，一瓶小矿泉水1500ml．一桶大矿泉水相当于多少瓶这样的小矿泉水．
<gadget id="calculator">1_500 / 1_000</gadget>
<output>3/2 = around 1.5</output>

<gadget id="calculator">18 / (3/2)</gadget>
<output>12</output>

<result>12</result>