Question 70

The average weight of 10 articles is 65 kg. If three articles having an average weight of 72 kg are removed, then what will be new average weight of the remaining articles?

Solution

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Total weight of 10 articles = $$10\times65=650$$ kg

Weight of the removed 3 articles = $$3\times72=216$$ kg

=> New average weight = $$\frac{650-216}{7}=\frac{434}{7}=62$$ kg

=> Ans - (D)

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