For a basket of pears, first take out 35% of the total number of pears, and then take out 60. At this time, the number of remaining pears is the same as the number of pears taken out. How many pears are there in this basket?
一筐梨，先拿出总个数的35%，又拿出60个，这时剩下的梨的个数与拿出的个数一样多，这筐梨一共有多少个？
<gadget id="calculator">35 / 100</gadget>
<output>7/20 = around 0.35</output>

<gadget id="calculator">50 / 100</gadget>
<output>1/2 = around 0.5</output>

<gadget id="calculator">1 - (7/20) - (1/2)</gadget>
<output>3/20 = around 0.15</output>

<gadget id="calculator">60 / (3/20)</gadget>
<output>400</output>

<result>400</result>