To prepare for the Mathematics for Common Proficiency Test you should thoroughly understand the detailed official syllabus, you should create a study schedule giving more time to topics you feel you are weak in. following are some tips which will help you in cracking the examination:

Try to study minimum 2 subjects a day
Refer to your class 11th and class 12th textbooks
Study basic Math’s, sticking to the topics on the CPT syllabus
As negative marking is applicable skip questions you are not sure about
Start revision 2 weeks before the exam