The number of trees planted in a forest farm last year was 40% more than the trees that survived the previous year, and the survival rate last year was 85%. What percentage of the trees that survived last year were the trees that survived the previous year?
一个林场去年植树的数量比前年成活的树木多40%，去年的成活率是85%，去年成活的树木数量是前年成活树木的百分之多少？
<gadget id="calculator">40 / 100</gadget>
<output>2/5 = around 0.4</output>

<gadget id="calculator">1 + (2/5)</gadget>
<output>7/5 = around 1.4</output>

<gadget id="calculator">85 / 100</gadget>
<output>17/20 = around 0.85</output>

<gadget id="calculator">(7/5) * (17/20)</gadget>
<output>119/100 = around 1.19</output>

<result>119/100 = around 1.19</result>