In a batch of sea areas, 100 grams of seawater can be used to dry 7 grams of salt. How many tons of seawater are needed to dry 14,000 tons of salt?
一批海域，100克海水可晒7克盐，要晒1.4万吨盐，需要多少吨海水．
<gadget id="calculator">7 / 100</gadget>
<output>7/100 = around 0.07</output>

<gadget id="calculator">100 / 100</gadget>
<output>1</output>

<gadget id="calculator">(7/100) * 1</gadget>
<output>7/100 = around 0.07</output>

<gadget id="calculator">1.4 / (7/100)</gadget>
<output>20</output>

<result>20</result>