There are two bags of rice, A and B. Bag A weighs 48kg. After taking out 25% of it from bag A and 20% of it from bag B, the mass ratio of the remaining two bags of rice between A and B is 6:5. How much kg is the original rice in the bag?
有甲、乙两袋大米，甲袋重48kg，从甲袋中取出它的25%，从乙袋中取出它的20%以后，甲、乙两袋大米余下的质量比是6：5，乙袋中原有大米多少kg？
<gadget id="calculator">25 / 100</gadget>
<output>1/4 = around 0.25</output>

<gadget id="calculator">1 - (1/4)</gadget>
<output>3/4 = around 0.75</output>

<gadget id="calculator">48 * (3/4)</gadget>
<output>36</output>

<gadget id="calculator">5 / 6</gadget>
<output>5/6 = around 0.833333</output>

<gadget id="calculator">36 * (5/6)</gadget>
<output>30</output>

<gadget id="calculator">20 / 100</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">30 / (4/5)</gadget>
<output>75/2 = around 37.5</output>

<result>75/2 = around 37.5</result>