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Quantitative Aptitude

Averages

The average s...

Question

The average salary of all the employees in a company is Rs.8000. The average salary of 7 technicians is Rs.12000 and the average salary of the rest is Rs.6000. The total number of workers in the company is:

A

20

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B

21

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C

22

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D

23

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E

24

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Solution

The correct option is B
21

$12000 \times 7 + (x - 7) \times 6000 = 8000 x$

$x = 21$

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