1.

In an examination average marks obtained by the girls of a class is 85 and the average marks obtained by the boys of the same class is 87. If the girls and boys are in the ratio 4 : 5, average marks of the whole class (approximately) is closest to1). 85.92). 86.13). 86.44). 86.5

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is 86.1 is the CORRECT ANSWER am i RIGHT



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