The school planted a batch of trees, and all 97 survived. What is the survival rate of this batch?
学校种一批树，97棵全部成活，这批数的成活率是多少
<gadget id="calculator">97 / 97</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>