Uncle workers repaired machines, repaired 4 machines on the first day, 6 machines on the second day, 3 machines in the morning and 2 machines in the afternoon on the third day. How many units are repaired per day on average?
工人叔叔修机器，第一天修了4台，第二天修了6台，第三天上午修了3台，下午修了2台．平均每天修了多少台？
<gadget id="calculator">4 + 6 + 3 + 2</gadget>
<output>15</output>

<gadget id="calculator">15 / 3</gadget>
<output>5</output>

<result>5</result>