In order to meet the "Youth Olympic Games", some new saplings will be planted in the Hexi section of Nanjing. The survival rate of such saplings is generally 75% to 80%.
为了迎接"青奥会"南京河西地段要新栽一些树苗，这种树苗的成活率一般为75%～80%，如果要确保有1200棵树苗成活，那么至少应载多少棵树苗．
<gadget id="calculator">75 / 100</gadget>
<output>3/4 = around 0.75</output>

<gadget id="calculator">1_200 / (3/4)</gadget>
<output>1_600</output>

<result>1_600</result>