Detailed Instructions: The task is to generate the correct answer for a given math problem.
Problem: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 ?
Solution:
750 sec