If 500 grains of corn are used for a germination test, 25 of them do not germinate. What is the germination rate?
用500粒玉米做发芽试验，有25粒没有发芽，发芽率为多少．
<gadget id="calculator">500 - 25</gadget>
<output>475</output>

<gadget id="calculator">475 / 500</gadget>
<output>19/20 = around 0.95</output>

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

<gadget id="calculator">(19/20) * 1</gadget>
<output>19/20 = around 0.95</output>

<result>19/20 = around 0.95</result>