Only reading articles will not help. I would suggest you to practice through IMS RC 100 and and past year IMS mocks to form your grasp on RCs. You can find the PDF in any group on fb. Just look around a little
All the best!
These articles can come in very handy and will help you to improve yourself in VARC-
Hey, this should help:
I am also giving you a list of Top 10 institutions with neither take into consideration of the CAT score nor the past academic track record, so keep a watch out for them:
Also tips on how to improve the profile:
Hope that it helps