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)
Sajan sarthak
TRIGONAL DYPYRAMID As it's having symbol of triangle within hexagonal form so it's a bar6 / or 3/m form And 3/m = TRIGONAL DYPYRAMID because it's having 3 face on top (solid dott). and 3 face below due to mirror plane ..and DYPYRAMID indicates another 3 face below.