In a mathematics test, the scores of five students are 92 points, 82 points, 82 points, a points, and 82 points respectively, and the average of this group of data happens to be the mode number, so what exactly is a
一次数学考试，五名同学的分数分别是92分、82分、82分、a分、82分，而这组数据的平均数正好是众数，那其中a正好是多少
<gadget id="calculator">82 * 2</gadget>
<output>164</output>

<gadget id="calculator">164 - 92</gadget>
<output>72</output>

<result>72</result>