A certain grain store sold 18 tons of flour last week, and sold more rice than flour (1/6). How many kilograms of rice did the grain store sell last week?
某粮店上一周卖出面粉18吨，卖出的大米比面粉多(1/6)，粮店上周卖出大米多少千克？
<gadget id="calculator">1 / 6</gadget>
<output>1/6 = around 0.166667</output>

<gadget id="calculator">1 + (1/6)</gadget>
<output>7/6 = around 1.166667</output>

<gadget id="calculator">18 * (7/6) * 1_000</gadget>
<output>21_000</output>

<result>21_000</result>