kind of sapling has been planted on trial, and 100 saplings become 95. What is the survival rate of this sapling?
一种树苗经试种，100棵成括95棵，这种树苗的成活率是多少．
<gadget id="calculator">95 / 100</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>