The syllabus for BHU UET Maths Group includes Physics, Chemistry and Mathematics.
For preparing well for the exam,at first you need to go through the whole syllabus.
Prepare a timetable and divide each subject in equal time.
Prepare proper notes so that it will be easier for you to revise the topics again and again.
After finishing the syllabus, try to solve the previous years papers for better understanding.
Hope it helps.