banking pathshala:
https://www.youtube.com/channel/UCwqcn7HSqDik1hGuOXZPxmg
maths with ujjval sir :
https://www.youtube.com/channel/UCQ0N5BMFODLm2HMztJtXYdQ?view_as=subscriber
TELEGRAM GROUP: https://t.me/cglaptitudepathshala
CHANNEL GROUP:
ENGLISH GROUP: https://www.facebook.com/groups/1876190125957852/
source
sir provide pdf
also