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Aptitude · Q113

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Competitive Exams · Aptitude · question 113

Q113

The average salary of all the workers in a workshop 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 workshop is-

A.
20
B.
21
Answer
C.
22
D.
23

Answer: Option B

Solution

Answer: Option B
Solution:
Let the total number of workers be x.
Then,
⇒ 8000x = (12000 × 7) + 6000(x - 7)
⇒ 2000x = 42000
⇒ x = 21