Time management is very much important in IIT JAM. The eduncle test series for IIT JAM Mathematical Statistics helped me a lot in this portion. I am very thankful to the test series I bought from eduncle.
Nilanjan Bhowmick AIR 3, CSIR NET (Earth Science)
Chandra prakash
dear I suggest you before solving this type of prob u should go through the kepler prob.. and memorise all relations... and for solutions see attached file
I hope you got it my point dear