Task: Question Answering
Input (English): Problem: indu gave bindu rs . 6500 on compound interest for 2 years at 4 % per annum . how much loss would indu has suffered had she given it to bindu for 2 years at 4 % per annum simple interest ? 
Options: a ) 12.8 , b ) 20 , c ) 10.4 , d ) 11.6 , e ) 15
Output (English): c