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Ms. Blackwell gives an exam to two classes. The mean of the scores of the students in the morning class is 84 and the mean of the scores of the students of the afternoon class is 70. The ratio of the number of students is 3  to 4. What is the mean of the scores of all the students.

Answer choices are 74, 75, 76, 77, and 78

 Feb 10, 2021
 #1
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lmao this guy cheatin on the aops exam

 

answer is 76

 Feb 10, 2021
 #2
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Aren't u also 🤔🤔

Guest Feb 11, 2021

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