A park planted 105 trees this year, and all of them survived. What is the survival rate?
某公园今年植树105棵，全部成活，成活率是多少
<gadget id="calculator">105 / 105</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>