There are 6 girls and 4 boys in a group, the sum of the math scores of the 6 girls is 420 points, and the average math score of the 4 boys is 82 points. What is the math score average for this group
一个小组中有6个女孩和4个男孩，6个女孩的数学成绩之和是420分，4个男孩的数学平均成绩是82分．这个小组的数学平均成绩是多少分
<gadget id="calculator">82 * 4</gadget>
<output>328</output>

<gadget id="calculator">420 + 328</gadget>
<output>748</output>

<gadget id="calculator">6 + 4</gadget>
<output>10</output>

<gadget id="calculator">748 / 10</gadget>
<output>374/5 = around 74.8</output>

<result>374/5 = around 74.8</result>