The average monthly salary of a group of 20 workers in a small factory is Rs.
2020. There are 5 skilled workers, 8 semiskilled workers and the remaining unskilled workers. The average salary of skilled workers is Rs. 2500, and that
of the semi-skilled workers is Rs. 2000. What is the average salary of the
unskilled workers in that factory?
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Answer:
Rs.1700
Step-by-step explanation:
Total salary = Average salary*Total workers
Total salary of skilled workers = 2500*5=12500
Total salary of semi skilled workers = 2000*8=16000
Total salary for unskilled workers=40000-12500-16000=11900
Avg salary of unskilled workers= 11900/7=1700
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