Can one can clear CAT exam without coaching?

Candidates should spend no more than 1.5 to 2 minutes on an Odd One Out question.

Many top scorers spend the first 8-10 minutes tackling independent VA questions, including Odd One Out and Para Summary, before settling into long RC passages.

Candidates preparing for CAT must devise a exam day plan based on how they perform during mocks.

In most of the recent CAT exam sessions, Odd One Out questions have appeared as TITA (Type In The Answer) questions with no negative marking.

Candidates can refer to How to Prepare for Logical Reasoning for CAT by Arun Sharma and DI & LR for CAT by Nishit K. Sinha. 

Yes, Caselets are important for CAT DILR. They help develop skills in interpreting data, identifying relationships and solving logical problems.