Mincai Village needs to dig a 6-kilometer-long canal, which can be dug (3/10) kilometers per day. How many days can it be completed?
民才村要挖一条长6千米的水渠，每天可挖(3/10)千米，多少天可以挖完？
<gadget id="calculator">3 / 10</gadget>
<output>3/10 = around 0.3</output>

<gadget id="calculator">6 / (3/10)</gadget>
<output>20</output>

<result>20</result>