Question
In an office, there are 52
employees with an average weight of 38 kg. When the office manager's weight is included, the average weight of everyone in the office increases by 200 grams. What is the weight of the manager?Solution
ATQ,Total weight of all the employees = (52 × 38) = 1976 kg Total weight of the all the person in the office including the manager = (53 × 38.2) = 2024.6 kg Therefore, the weight of the manager = 48.6 kg Alternate Solution Required weight of the class teacher = {(53 × 200)/1000} + 38 = 48.6 kg
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