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)
Thanu dharshani 1
but that was the ans I got through ordinary integration (1/280)
by beta fun also 1/280 this is time save method by u.v method time west