Question
The average weight of 20 men is 60 kg and the average
weight of 30 women is 50 kg. Find the average weight of all 50 persons together.Solution
Total weight of men = 20 Ă— 60 = 1,200 kg Total weight of women = 30 Ă— 50 = 1,500 kg Combined total = 1,200 + 1,500 = 2,700 kg Average = 2,700 / 50 = 54 kg
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