Hey!

Impat exam's quantitative aptitude section contains following topics of maths:

• Number System
• Averages & Percentages
• Roots, Indices, Surds
• Simple & Compound Interest
• Profit & Loss
• Algebraic Formulae
• Linear & Quadratic Equations
• Ratio & Proportion
• Partnership
• Mixtures & Alligations
• Time, Speed & Distance
• Work Related Problems
• Pipes & Cisterns
• Geometry: Lines, Angles & Triangles,
• Polygons, Circles & Mensuration
• Permutations, Combinations, Probability,
• Determinants
• Vectors
• Integration & Differentiation

And most of these topics are not from 11th or 12th maths. These topics are not complex mathematics, you can prepare for these topics easily , for reference you can practice fron RS Agarwal quantitative aptitude book. For more information, visit here:

https://bschool.careers360.com/articles/ipmat-exam-pattern

Thankyou