In A class, the respective ratio of the between the number of the boys And the number of the girls is 2:3.A test was conducted, wherein the average score of the boys was69, while that of the entire class was 75. What was the average score of the girls?
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Step-by-step explanation: by using mixture and alavatu on
69. X
75
2x. :. 3x
75-69=6
3x=6
X=2
2(2)=4
75+4=79
And=79
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