https://www.ravitestpapers.in/2026/02/12th-csc-python-and-csv-files-2-marks.html #science #📕கல்வி #srmaths #kalvi #கணிதம் https://www.ravitestpapers.in/2026/02/12th-maths-theory-of-equations-with.html 12TH CSC AND MATHS TEST WITH ANSWERS