A batch of bananas, after selling 140 kilograms, the mass of the original bananas is exactly 5 times that of the remaining bananas, how many kilograms are there in this batch of bananas?
一批香蕉，卖掉140千克后，原来香蕉的质量正好是剩下香蕉的5倍，这批香蕉共有多少千克？
<gadget id="calculator">1 / 5</gadget>
<output>1/5 = around 0.2</output>

<gadget id="calculator">1 - (1/5)</gadget>
<output>4/5 = around 0.8</output>

<gadget id="calculator">140 / (4/5)</gadget>
<output>175</output>

<result>175</result>