The oil yield of peanut kernels is 38%, how many tons of peanut oil can be extracted with 15 tons of peanut kernels.
花生仁的出油率是38%，用15吨的花生仁可以榨花生油多少吨．
<gadget id="calculator">38 / 100</gadget>
<output>19/50 = around 0.38</output>

<gadget id="calculator">15 * (19/50)</gadget>
<output>57/10 = around 5.7</output>

<result>57/10 = around 5.7</result>