A batch of parts is completed by A and B in 6 hours. The ratio of A and B's work efficiency is 3:2. What percentage of the batch of parts is completed by A per hour?
一批零件，甲、乙两人合做6小时完成，甲、乙工作效率的比是3：2，甲每小时完成这批零件的几分之几？
<gadget id="calculator">1 / 6</gadget>
<output>1/6 = around 0.166667</output>

<gadget id="calculator">3 + 2</gadget>
<output>5</output>

<gadget id="calculator">3 / 5</gadget>
<output>3/5 = around 0.6</output>

<gadget id="calculator">(1/6) * (3/5)</gadget>
<output>1/10 = around 0.1</output>

<result>1/10 = around 0.1</result>