mean monthly wages of a group of 15 workers in a factory was 3351 rupees 4 workers whose mean - Maths - Statistics

Question

mean monthly wages of a group of 15 workers in a factory was 3351
rupees 4 workers whose mean monthly wages are 3310 left the factory
and a new worker at a monthly wage of 3025 was appointed then find
the mean wages of remaining group

Ashwini Kumar · Accepted Answer

Total wages of 15 workers initially=15×3351=Rs 50256Total wages of those 4 workers who left the factory=4×3310=Rs 13240Wage workers who join the factory=Rs 3025Total wages of 12 remaining workers=50256-13240+ 3025=Rs 40041Mean wages of remaining group=4004112=Rs 3336
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mean monthly wages of a group of 15 workers in a factory was 3351 rupees .4 workers whose mean monthly wages are 3310 left the factory and a new worker at a monthly wage of 3025 was appointed .then find the mean wages of remaining group.