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  1. The average weight of 8 persons is increased by 2.5 kg, when one of them whose weight is 56 kg is replaced by a new man. The weight of the man is ?
    1. 66 kg
    2. 75 kg
    3. 76 kg
    4. 86 kg
Correct Option: C

Total Increase = 8 x 2.5 = 20 kg.
weight of new man = (56 + 20) kg = 76 kg


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