Starting CAT '22 Prep with Quant:

When starting CAT '22 Prep from Quant section, it is important to have a clear understanding of the basic concepts and the underlying formulas. Here are some key areas to focus on when starting from Quant:

1. Number Systems:
- Divisibility Rules
- HCF/LCM
- Fractions and Decimals
- Surds and Indices

2. Algebra:
- Linear and Quadratic Equations
- Inequalities
- Functions
- Logarithms

3. Geometry:
- Basic Geometrical Concepts
- Triangles, Circles, Quadrilaterals
- Coordinate Geometry

4. Mensuration:
- Areas and Volumes
- Surface Area and Volume of Solids

5. Trigonometry:
- Trigonometric Ratios
- Trigonometric Identities
- Heights and Distances

6. Probability:
- Basic Probability Concepts
- Permutations and Combinations

7. Data Interpretation:
- Tables
- Bar Graphs
- Line Graphs
- Pie Charts

It is important to note that all these topics are interrelated and one should have a thorough understanding of the basic concepts before moving on to the advanced level.

In addition to this, practicing as many questions as possible from each topic will help in identifying the areas of strengths and weaknesses. It is also recommended to solve previous year CAT papers and mock tests to get a feel of the actual exam.

Overall, starting from the basic concepts and gradually moving towards the advanced level is the key to crack the Quant section of CAT '22.