A batch of rice is stored in two grain warehouses. The amount of rice stored in warehouse A is (5/8) that of warehouse B. Later, 42 tons are taken out from warehouse A and 45% are taken out from warehouse B. At this time, the quantity of rice stored in the two warehouses Equally, how many tons of rice were originally stored in Bank B?
一批稻谷存放在两个粮食仓库中，甲库所存的稻谷数量是乙库的(5/8)，后来从甲库取出42吨，从乙库取出45%，这时两库所存的稻谷数量相等，乙库原来存稻谷多少吨？
<gadget id="calculator">5 / 8</gadget>
<output>5/8 = around 0.625</output>

<gadget id="calculator">45 / 100</gadget>
<output>9/20 = around 0.45</output>

<gadget id="calculator">(9/20) - 1</gadget>
<output>-11/20 = around -0.55</output>

<gadget id="calculator">(5/8) + (-11/20)</gadget>
<output>3/40 = around 0.075</output>

<gadget id="calculator">42 / (3/40)</gadget>
<output>560</output>

<result>560</result>