It is known that the oil yield of sesame is 42%, how many kilograms of sesame are needed to produce 6300 kilograms of sesame oil?
已知芝麻的出油率是42%，要生产6300千克芝麻油，需要多少千克芝麻？
<gadget id="calculator">42 / 100</gadget>
<output>21/50 = around 0.42</output>

<gadget id="calculator">6_300 / (21/50)</gadget>
<output>15_000</output>

<result>15_000</result>