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)
Deepak singh 1
congruent modulo is equivalence classes 1. it is used to find remainder 2. to find out last one digit or two digit of a number when divided by a given number . 3. to check divisibility of a given number etc. see attached for uses if any doubt then ask.