There is a batch of umbrellas in the store, which are sold on the first day (1/3), and the ratio of the number of umbrellas sold on the second day to the first day is 3:2. At this time, there are still 9 umbrellas left in the store. How many umbrellas are there in total?
商店有一批雨伞，第一天卖了(1/3)，第二天卖的与第一天的比是3：2，这时商店里还剩下9把雨伞．这批雨伞一共有多少把？
<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>

<gadget id="calculator">3 / 2</gadget>
<output>3/2 = around 1.5</output>

<gadget id="calculator">(1/3) * (3/2)</gadget>
<output>1/2 = around 0.5</output>

<gadget id="calculator">1 - (1/3) - (1/2)</gadget>
<output>1/6 = around 0.166667</output>

<gadget id="calculator">9 / (1/6)</gadget>
<output>54</output>

<result>54</result>