On Arbor Day, our school planted 98 trees, all of which survived. What is the survival rate?
植树节，我校植树98棵，全部成活，成活率为多少．
<gadget id="calculator">98 / 98</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>