1 kg of seawater in a certain place contains 0.03 kg of salt. How many tons of salt are contained in 1 ton of seawater?
某地1千克海水中含盐0.03千克．则1吨海水中含盐多少吨．
<gadget id="calculator">1 * 1_000</gadget>
<output>1_000</output>

<gadget id="calculator">1_000 / 1</gadget>
<output>1_000</output>

<gadget id="calculator">0.03 / 1_000</gadget>
<output>0.00003</output>

<gadget id="calculator">1_000 * 0.00003</gadget>
<output>0.03</output>

<result>0.03</result>