There are 400 tons of rapeseed that can squeeze out 152 tons of rapeseed oil. What is the oil yield of this kind of rapeseed?
有400吨油菜籽可以榨出菜油152吨，这种油菜籽的出油率是多少？
<gadget id="calculator">152 / 400</gadget>
<output>19/50 = around 0.38</output>

<gadget id="calculator">100 / 100</gadget>
<output>1</output>

<gadget id="calculator">(19/50) * 1</gadget>
<output>19/50 = around 0.38</output>

<result>19/50 = around 0.38</result>