Math, asked by tuntunimoitra, 7 months ago

In a test the average marks obtained by boys and girls are 72 and 56 respectively. the average marks for the whole class is 60. if in another test the average marks for boys and girls are 64 and 80 respectively, what is the average marks for the whole class?

Answers

Answered by deepudeepa703
0

Answer:

Do it by the formula of combined mean

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