TASK DEFINITION: The task is to generate the correct answer for a given math problem.
PROBLEM: Problem: the average of 6 no . ' s is 3.95 . the average of 2 of them is 3.8 , while the average of theother 2 is 3.85 . what is the average of the remaining 2 no ' s ?

SOLUTION: 4.2

PROBLEM: Problem: what is the sum of the numbers between 1 and 14 , inclusive ?

SOLUTION: 105

PROBLEM: Problem: the cost of 2 chairs and 3 tables is rs . 1400 . the cost of 3 chairs and 2 tables is rs . 1200 . the cost of each table is more than that of each chair by ?

SOLUTION:
20