Task: Question Answering
Input (English): Problem: a piece of cloth cost rs 35. if the length of the piece would have been 4 m longer and each meter cost re 1 less, the cost would have remained unchanged. how long is the piece ?
Options: a. 5 mtrs, b. 10 mtrs, c. 12 mtrs, d. 15 mtrs, e. 18 mtrs
Output (English): b