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The Mean Monthly Salary Paid To 75 Workers In A Factory Is Rs. 5,680. The Mean Salary Of 25 Of Them Is Rs. 5,400 And That Of 30 Others Is Rs. 5,700. The Mean Salary Of The Remaining Workers Is |
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Answer» 5680*75 = (5400*25+5700*30+x(75-25-30))/75 4,26,00 = 1,35,000 +1, 71,000 + 20X X = 1,20,000/20, = 6,000 5680*75 = (5400*25+5700*30+x(75-25-30))/75 4,26,00 = 1,35,000 +1, 71,000 + 20x X = 1,20,000/20, = 6,000 |
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