There are 30 tons of chemical fertilizers in the warehouse, take out (1/5) of the total in the first time, take out the rest (1/3) in the second time, how many tons are taken out in the second time?
仓库里有化肥30吨，第一次取出总数的(1/5)，第二次取出余下的(1/3)，第二次取出多少吨？
<gadget id="calculator">1 / 5</gadget>
<output>1/5 = around 0.2</output>

<gadget id="calculator">1 - (1/5)</gadget>
<output>4/5 = around 0.8</output>

<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>

<gadget id="calculator">30 * (4/5) * (1/3)</gadget>
<output>8</output>

<result>8</result>