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Question

# The average of monthly salary of 20 employees in a company is Rs.7,650. If the manager's salary is added, the average salary increase by Rs. 550 per month. What is the manager's monthly salary?

A
Rs. 15,200.
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B
Rs.17,200.
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C
Rs. 18,200.
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D
Rs.19,200.
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Solution

## The correct option is D Rs.19,200.Let the salary of the manager be xSum of salaries of employees = 20×7650=153000Total Salaries = 153000+xNew mean = 7650+550=8200Total Salaries = 21×8200 = 171150Hence, 153000+x=172200x=172200−153000x=19200Hence, manager's salary is Rs 19,200

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