TASK DEFINITION: The task is to generate the correct answer for a given math problem.
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: a salt manufacturing company produced a total of 2000 tonnes of salt in january of a particular year . starting from february its production increased by 100 tonnes every month over the previous months until the end of the year . find its ave 66 rage daily production for that year ?

SOLUTION: 83

PROBLEM: Problem: by selling 8 pens for a rupee a woman loses 25 % . how many for a rupee should he sell in order to gain 25 % ?

SOLUTION:
5