Hello,
For 9th Std Mathematics Talent Search Examination (MTSE) in Tamil Nadu, sample papers generally feature two sections: MAT (Mental Ability Test) with 20-30 questions and SAT (Scholastic Aptitude Test) covering mathematics and science. Kindly check the below link and get your MTSE question papers.
You can get the question paper in the official site named as ITSE and find the question paper.
I hope this helps you.