21. A student obtained 60 marks in English, 75 in Hindi, 63 in Mathematics, 59 in Economics and 55 in
Statistics. Calcula
te weighted mean of the marks if weights are respectively 2, 1,5, 5 and 3.
(Ans. Weighted mean = 60.625 marks)
Answers
Answered by
3
Answer:
your ans is very easy
Explanation:
ans is =60.625
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Answered by
0
Answer:
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