99 parts produced are all qualified, what is the pass rate?
生产99个零件全部合格，合格率是多少．
<gadget id="calculator">99 / 99</gadget>
<output>1</output>

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

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

<result>1</result>