Hello aspirant,

Hope you are doing absolutely great.

So with regard to your query, firstly, the marks scored in PCM will not be considered for the ranking of KCET exam, they are just the qualification marks in order to eligible for the KCET exam. Secondly, as you had mentioned 64 marks out of 180, so your rank will be between100001 to 20000. However the cutoffs vary from one year to other.

Checkout the following link for any information regarding KCET marks and ranks: https://engineering.careers360.com/articles/kcet-marks-vs-rank

Hope this helps you!