A barrel of oil is sold out in two days. It sold 36% on the first day and 32 kilograms on the second day. How many kilograms is this barrel of oil?
一桶油两天卖完．第一天卖了36%，第二天卖了32千克．这桶油多少千克？
<gadget id="calculator">36 / 100</gadget>
<output>9/25 = around 0.36</output>

<gadget id="calculator">1 - (9/25)</gadget>
<output>16/25 = around 0.64</output>

<gadget id="calculator">32 / (16/25)</gadget>
<output>50</output>

<result>50</result>