The number of bags of rice and flour originally stored in the warehouse is equal. After 800 bags of rice and 500 bags of flour are shipped out, the number of bags of rice left in the warehouse is 3/4 of that of flour. How many bags of rice and flour are there in the warehouse? ?
仓库里原来存的大米和面粉袋数相等，运出800袋大米和500袋面粉后，仓库里所剩的大米袋数是面粉的(3/4)，仓库里原有大米和面粉各多少袋？
<gadget id="calculator">3 / 4</gadget>
<output>3/4 = around 0.75</output>

<gadget id="calculator">(3/4) * 500</gadget>
<output>375</output>

<gadget id="calculator">800 - 375</gadget>
<output>425</output>

<gadget id="calculator">1 - (3/4)</gadget>
<output>1/4 = around 0.25</output>

<gadget id="calculator">425 / (1/4)</gadget>
<output>1_700</output>

<result>1_700</result>