Task: Question Answering
Input (English): Problem: in a kilometer race, if abhishek gives bharti a 40 m start, abhishek wins by 19 sec. but if abhishek gives bharti a 30 sec start, bharti wins by 40 m. find the time taken by bharti to run 5,000 m ?
Options: a. 150 sec, b. 750 sec, c. 450 sec, d. 825 sec, e. none of these
Output (English): b