1.

From a school, 80 boys and 45 girls appeared for a public examination. The average marks obtained by boys is found to be 65 whereas the average marks of girls is 70. What is the average marks of the school?

Answer» From a school, 80 boys and 45 girls appeared for a public examination. The average marks obtained by boys is found to be 65 whereas the average marks of girls is 70. What is the average marks of the school?


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