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The mean wage of hundred worker …

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The mean wage of hundred worker is rupees 284 .the mean wages of 70 workers is 290. find the mean wages of remaining 30 workers

    • Posted by Abhishek Patel 8 years ago

    CBSE > Class 11 > Economics
    • 1 answers

    Ananya Sharma 8 years ago

    Wages- 70 n1, 30 n2 Workers- 290 x1, x2 Mean=(n1) x1+(n2) x2/n1+n2 284=(70)290+(30)x2/100 284=20300+30x2/100 By doing cross multiplication 28400=20300+30x2 8100=30x2 8100/30=x2 270=x2 Done Here x is only x of mean.

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