The school planted 120 trees on campus in spring, and all survived, what is the survival rate?
学校春季在校园内种了120棵树，全部成活，则成活率是多少
<gadget id="calculator">120 / 120</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>