There are 750 kilograms of salt water, with a salt content of 20%, and after adding some water, the salt content is 8%, how many kilograms of water is added?
有盐水750千克，含盐20%，加了一些水后含盐8%，加水多少千克？
<gadget id="calculator">20 / 100</gadget>
<output>1/5 = around 0.2</output>

<gadget id="calculator">750 * (1/5)</gadget>
<output>150</output>

<gadget id="calculator">150 - 60</gadget>
<output>90</output>

<gadget id="calculator">90 / 0.08</gadget>
<output>1_125</output>

<result>1_125</result>