Dear Gagan,

To score good marks in MHT CET proper planning is required. You have enough time to prepare for the exam so you can make your proper strategy.

Before starting your preparation you should be aware of the complete syllabus and exam pattern of the exam. According, to the new changes MHT CET level is raised to JEE Main and 11th class holds 20% weightage and 12th class holds 80% weightage. So, plan accordingly.

Refer your text book as syllabus is based on them. Try to solve every question which is given on your text book for your practice. 

Try to work on your concepts. Once your concepts are clear you will able to answer all type questions. You can also solve as many as MCQs for your practice. 

You can also solve complete mock test series to analyze your performance level and to know your strength and weakness.

All the Best!!