Question

The average wage of workers in a factory is Rs.60 .The average salary of the 12 officers is Rs.400.

Answer 1

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Total number of workers is considered as x

Average of 12 officers salary = 12 x 400 = 4800

4800 + 56x = ( 12 + x ) x 60

4800 + 56x = 720 + 60x

4x = 4080

X = 1020

∴ Total number of workers = 12 + x = 12 + 1020 = 1032