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The average weight of 8 men is increased by 2kg when one of the men whose weight is 50 kg is replaced by a new man . The weight of the new man is?

52 kg
58 kg
66 kg
68 kg

Correct Answer: 66 kg

Explanation:

Weight increase = 8 x 2 kg = 16 kg
weight of new man= 50 + 16 = 66 kg

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