32. The average of 13 papers is 40. The average of the first 7 papers is 42 and of the last seven papers is 35. Find the marks obt

Question

32. The average of 13 papers is 40. The average of the
first 7 papers is 42 and of the last seven papers is 35. Find
the marks obtained in the 7th paper?
10 d) none of these​

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Autumn 2 months 2021-08-12T16:04:17+00:00 1 Answer 0 views 0

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    2021-08-12T16:06:00+00:00

    Answer:

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18:9+8+9*3-7:3-1*13 = ? ( )