Which section is likely to bother most in quantitative: arithmetic or geometry , I am a little slow at geometry.

Cat and xat

Hi, CAT, important topics in quants are:
Number System: Ensure that you are clear with the basic concepts of this topic.
Arithmetic
Algebra- Linear equations, Functions, graphs, Quadratic equations etc.
Permutation & Combination/Probability
Miscellaneous Topics: This includes Set Theory, Trigonometry, and Logarithms
Geometry is main in XAT
Stats- Mean, Median, Mode, Standard Deviation
Data Interpretation- Bar Graph, Line Graph, Pie Charts etc.
Coordinate Geometry
Time and work are some of the other important sections in CAT and XAT you should focus upon.
Good Luck!!