To produce a batch of parts, A alone takes 6 hours, and B can make 48 per hour. Now A and B work together. When the task is completed, the ratio of the number of parts produced by A and B is 5:3. How many parts are there in this batch? ?
生产一批零件，甲单独做要6小时，乙每小时可以做48个，现在甲乙两合做，完成任务时，甲乙两人生产零件数量的比是5：3，这批零件一共有多少个？
<gadget id="calculator">48 * 5</gadget>
<output>240</output>

<gadget id="calculator">240 / 3</gadget>
<output>80</output>

<gadget id="calculator">1 / 6</gadget>
<output>1/6 = around 0.166667</output>

<gadget id="calculator">80 / (1/6)</gadget>
<output>480</output>

<result>480</result>