Question

The average salary of 15 persons is 5500.if the salary of one person is added the average increases to 5700.what is the salary of this person?

Answer 1

(16*5700)-(15*5500)=8700

Answer 2

Step-by-step explanation

We already knows we have 15 persons with the average salary of 5500. Then when one is added , we will have an overall of 16 persons.

(16*5700) - (15*5500) =8700