The average salary of all the workers in a small company is Rs.12,500. The average salary of 12 technicians is Rs.15,000 and the average salary of the rest is Rs.10,000. The total number of workers in the company is

20

24

22

23

Let the total number of workers be x. Then 12500x=(15000 x 12) + 10000 (x -12) => 2500x = 60000 => x = 24.

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