Plant a batch of saplings, and the survival rate is 96%. In order to ensure the survival of 480 saplings, at least how many saplings should be planted.
栽一批树苗，成活率为96%，为保证成活480棵树苗，至少要栽多少棵．
<gadget id="calculator">96 / 100</gadget>
<output>24/25 = around 0.96</output>

<gadget id="calculator">480 / (24/25)</gadget>
<output>500</output>

<result>500</result>