A group of students took a computer test. Three girls scored 258 points in total, and five boys scored an average of 90.8 points each. What is the average score of this group of students?
一组学生参加电脑考试，3名女生共得分258分，5名男生平均每人得分90.8分，这组学生的平均成绩是多少分？
<gadget id="calculator">90.8 * 5</gadget>
<output>454</output>

<gadget id="calculator">258 + 454</gadget>
<output>712</output>

<gadget id="calculator">3 + 5</gadget>
<output>8</output>

<gadget id="calculator">712 / 8</gadget>
<output>89</output>

<result>89</result>