Task: Question Answering
Input (English): Problem: the average salary of 20 people in the shipping department at a certain firm is $ 1000. the salary of 10 of the employees is $ 600 each and the salary of 6 of the employees is $ 200 each. what is the average salary of the remaining employees ?
Options: a. $ 2500, b. $ 3200, c. $ 4500, d. $ 5000, e. $ 5200
Output (English): b