Task: Question Answering
Input (English): Problem: in a house a hall is 20 m long, 15 m wide and 5 m high. its interior has to be covered with mat. what will be the total expenditure if it costs rs. 10 per square m ?
Options: a. s. 9500, b. s. 50000, c. s. 57000, d. s. 60000, e. s. 62000
Output (English): a