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Answer:
L.C.M of 9,18,27 =54
Average=(((5×6)+(7×3)+(8×2))/54)/3
=((30+21+16)/54)/3
=67×3/54
=201/54
=67/18
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Answer:
Average = Sum Of All Observations ÷ Total No. Of Observations
=> 5/9 + 7/18 + 8/27 ÷ 3
=> 67/54 / 3
=> ≈ 0.41
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