Li Li put 10 grams of salt into 40 grams of water. After dissolving, she poured out (1/5) of this cup of salt water. How many grams of salt water did she pour out?
李丽将10克盐放入40克水中，溶解后她倒出这杯盐水的(1/5)，她倒出了多少克的盐水．
<gadget id="calculator">10 + 40</gadget>
<output>50</output>

<gadget id="calculator">1 / 5</gadget>
<output>1/5 = around 0.2</output>

<gadget id="calculator">50 * (1/5)</gadget>
<output>10</output>

<result>10</result>