The master processes a batch of parts. (2/15) of this batch of parts is processed every day, and 330 parts are processed in 5 days. How many parts are there in this batch?
师傅加工一批零件，每天加工这批零件的(2/15)，5天加工了330个零件，这批零件有几个？
<gadget id="calculator">2 / 15</gadget>
<output>2/15 = around 0.133333</output>

<gadget id="calculator">(2/15) * 5</gadget>
<output>2/3 = around 0.666667</output>

<gadget id="calculator">330 / (2/3)</gadget>
<output>495</output>

<result>495</result>