TASK DEFINITION: Given a math problem with context and a question and 5 answer choices, the task is to provide the correct answer choice based on the problem. You must choose one of the given answer choices by letter: a, b, c, d, or e; anything else is invalid.
PROBLEM: Problem: a mixture of 70 litres of milk and water contains 10 % water. how many litres of water should be added to the mixture so that the mixture contains 12 1 / 2 % water ?
Options: a. 2, b. 8, c. 6, d. 3, e. 4

SOLUTION: a

PROBLEM: Problem: during a given week a programmer spends 1 / 4 of his time preparing flow chart, 3 / 8 of his time coding and the rest of the time in debugging the programs. if he works 48 hours during the week, how many hours did he spend debugging the program.
Options: a. 15 hrs, b. 16 hrs, c. 18 hrs, d. 19 hrs, e. 17 hrs

SOLUTION: c

PROBLEM: Problem: a wall photo 2 inches wide is placed around a rectangular paper with dimensions 8 inches by 12 inches. what is the area of the wall photo, in square inches ?
Options: ['a. 96', 'b. 86', 'c. 108', 'd. 144', 'e. 118']

SOLUTION:
a