Anu takes m times the time taken by Bhim and Chawla to cpmplete a job.Bhim takes m times the time taken by Anu and Chawla to complete it.Chawla takes m times the time taken by Anu and Bhim to complete.Find m

1) 1
2) 2
3) 3
4) 1/2
5) 1/3