free cat mock?

There are many online sites which provide free mock test like hitbullseye.com, cracku.in, youth4work. You can also try some mock test and last year papers given in careers360.

As very less time is left for CAT less than 2 weeks so you don't need to prepare any new topics or cover any new chapters. This is the time to brush up on your basics and give up lots of online mock test and analyse solutions of each mock test which will help you in overcoming your mistakes and making up a strategy to attempt the paper which will definitely help you in improving your marks and percentile.

If you are able to make up a good strategy according to your strength and weakness which is comfortable for you and make you give your maximum in the exam then you will really see a huge improvement in your marks and percentile. Analysing is must in order to improve your score.

All the best for your preparations and exams!!