In a class of 87 students, the ratio of boys to that of girls is 15 : 14. The average score of boys in a test is 16\frac{2}{3}% more than that of girls. If the average score of all students is 63, then what is the average score of girls?

CGPSC Prelims Paper II 2022 Solved Paper

Question : 99 of 100

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In a class of 87 students, the ratio of boys to that of girls is 15 : 14. The average score of boys in a test is 16

\;{2}/{3}

% more than that of girls. If the average score of all students is 63, then what is the average score of girls?

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