There are 42 boys and 30 girls in class one of the fourth grade. In a math test, it is known that the average score of all boys is 83 points, and the average score of all girls is 95 points. What is the average score of the whole class?
四年级一班有男生42人，女生30人，在一次数学测验中，已知全体男生的平均分是83分，全体女生的平均分是95分，那么全班同学的平均分是多少？
<gadget id="calculator">83 * 42</gadget>
<output>3_486</output>

<gadget id="calculator">95 * 30</gadget>
<output>2_850</output>

<gadget id="calculator">3_486 + 2_850</gadget>
<output>6_336</output>

<gadget id="calculator">42 + 30</gadget>
<output>72</output>

<gadget id="calculator">6_336 / 72</gadget>
<output>88</output>

<result>88</result>