There are 300 kg of 8% pesticide in container A. There are 120 kg of 12% pesticides in container B. Pour an equal amount of water into containers A and B so that the concentration of the pesticide in the two containers is the same, how many kilograms of water should be poured?
甲容器中有8%的农药300千克．乙容器中有12%的农药120千克．在甲、乙两容器中倒入等量的水，使两个容器中农药的浓度一样，问应倒入多少千克水？
<gadget id="calculator">12 / 100</gadget>
<output>3/25 = around 0.12</output>

<gadget id="calculator">120 * (3/25) * 300</gadget>
<output>4_320</output>

<gadget id="calculator">8 / 100</gadget>
<output>2/25 = around 0.08</output>

<gadget id="calculator">300 * (2/25) * 120</gadget>
<output>2_880</output>

<gadget id="calculator">4_320 - 2_880</gadget>
<output>1_440</output>

<gadget id="calculator">300 * (2/25)</gadget>
<output>24</output>

<gadget id="calculator">120 * (3/25)</gadget>
<output>72/5 = around 14.4</output>

<gadget id="calculator">24 - (72/5)</gadget>
<output>48/5 = around 9.6</output>

<gadget id="calculator">1_440 / (48/5)</gadget>
<output>150</output>

<result>150</result>