Question

The average age of a group of employees is 45 years. When a

Let the number of employees before joining be P. Age before 45P 45P 60 P 1 46 45P 60 46P 46 P 14 Total age 45 14 630 years

new employee aged 60 joins, the average increases by 1 year. Find the total age of the group before the new employee joined.

A 630

B 600

C 650

D 620

E 610

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