Hello Muskan
Yes, you can clear the exam in one month. Clearing of IPM Aptitude Test depends on your skills and how clear your basics are.
If you have good analytical and verbal skills, you can easily score well in the exam.

You should start your preparation by knowing the syllabus, exam pattern, marking scheme, etc.

You should brush up your NCERTs for Maths. It would be really helpful.

Go through the previous year question papers and practice them.

With proper and scheduled study plan, you can definitely crack the exam in one month.

Good Luck!