Hey Sambit.
You can use the link which is given below for downloading previous year question papers on CAT along with the answer keys.
https://www.google.co.in/amp/s/bschool.careers360.com/articles/cat-question-papers%3Famp
You can use the link below to download sample papers.
https://www.google.co.in/amp/s/bschool.careers360.com/articles/cat-sample-paper%3Famp
Best of luck!
Answer Key | Eligibility | Application | Exam Pattern | Admit Card | Preparation Tips | Result | Accepting Colleges
Regular exam updates, QnA, Predictors, College Applications & E-books now on your Mobile