TASK DEFINITION: The task is to generate the correct answer for a given math problem.
PROBLEM: 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 ?

SOLUTION: $ 3200

PROBLEM: Problem: 30 pens and 75 pencils were purchased for 750 . if the average price of a pencil was 2.00 , find the average price of a pen .

SOLUTION: 20

PROBLEM: Problem: there are 50 students in a class . if 6 % are absent on a particular day , find the number of students present in the class .

SOLUTION:
47