Task: Question Answering
Input (English): Problem: the height of a triangle is decreased by 5 % and its base increased by 10 %. its area will
Options: ['a. decrease by 12.5 %', 'b. increase by 12.5 %', 'c. increase by 4.5 %', 'd. increase by 25 %', 'e. none of these']
Output (English): c