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Average weight of 21 workers in the shop 45 kg, If the weight of the Shop manager is included, the average is increased by 3 kg then what is the weight of the manager?

A121 kg

B110 kg

C109 kg

D111 kg

Answer:

D. 111 kg

Read Explanation:

The average 21 workers = 45 Total weight = 45 × 21 = 945 Then the average weight of the Manager = 48 Total weight = 48 × 22 = 1056 average weight of the manager of the shop = 1056 - 945 = 111 kg


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