CBSE Class 10th, 12th supplementary exam 2024: The Central Board of Secondary Education is all set to conduct supplementary exams for classes 10th, and 12th. However, the class 12th CBSE supplementary exams 2024 will be conducted single day on July 15. The supplementary exams for class 12th will be held from 10:30 am to 1:30 pm for all subjects except …