TASK DEFINITION: The task is to generate the correct answer for a given math problem.
PROBLEM: Problem: a house wife saved $ 5 in buying an item on sale . if she spent $ 48 for the item , approximately how much percent she saved in the transaction ?

SOLUTION: 10 %

PROBLEM: Problem: mary can do a piece of work in 26 days . rosy is 30 % more efficient than mary . the number of days taken by rosy to do the same piece of work is ?

SOLUTION: 20

PROBLEM: Problem: a shopkeeper forced to sell at cost price , uses a 950 grams weight for a kilogram . what is his gain percent ?

SOLUTION:
5.26 %