A pile of sand with a water content of 17.2% is air-dried for a period of time, and the water content drops to 10%. What is the weight of the pile of sand now?
一堆含水量为17.2%的沙土，经一段时间风干，含水量降为10%，现在这堆沙土的重量是原来的多少
<gadget id="calculator">10 / 100</gadget>
<output>1/10 = around 0.1</output>

<gadget id="calculator">1 - (1/10)</gadget>
<output>9/10 = around 0.9</output>

<gadget id="calculator">17.2 / 100</gadget>
<output>0.172</output>

<gadget id="calculator">1 - 0.172</gadget>
<output>0.828</output>

<gadget id="calculator">1 / 0.828</gadget>
<output>1.207729</output>

<gadget id="calculator">1 / (9/10) / 1.207729</gadget>
<output>0.92</output>

<result>0.92</result>