There was originally a batch of soap in the store, and after selling (2/3), 150 bars were shipped in, which was the same amount as the original soap. How many bars of soap are there?
商店原来有一批肥皂，卖出(2/3)后又运进150条，这时和原来的肥皂同样多．原来有肥皂多少条？
<gadget id="calculator">2 / 3</gadget>
<output>2/3 = around 0.666667</output>

<gadget id="calculator">150 / (2/3)</gadget>
<output>225</output>

<result>225</result>