Warehouse A used to store grain in Warehouse B (4/5). Later, Warehouse A increased its grain storage by 88 tons. At this time, the ratio of the number of grain stored in Warehouse B to that in Warehouse A was 6:7. How many tons of grain does B Warehouse have?
甲仓原来存粮是乙仓的(4/5)，后来甲仓增加存粮88吨，这时乙仓与甲仓存粮吨数的比是6：7，乙仓有存粮多少吨？
<gadget id="calculator">7 / 6</gadget>
<output>7/6 = around 1.166667</output>

<gadget id="calculator">4 / 5</gadget>
<output>4/5 = around 0.8</output>

<gadget id="calculator">(7/6) - (4/5)</gadget>
<output>11/30 = around 0.366667</output>

<gadget id="calculator">88 / (11/30)</gadget>
<output>240</output>

<result>240</result>