The Python polygon

Aptitude Part 1 : Numbers and their properties

Aptitude Part 2 : Rates and Work

Aptitude Part 3 : Pipes and flow

Aptitude Part 4 : Time, speed, Trains and boats

Aptitude Part 5 : Mixtures, Percentages and Ratios

Aptitude Part 6 : Algebra, Averages and Ages

Aptitude Part 7 : Profit and Loss

Aptitude Part 8 : Simple and Compound Interest

Aptitude Part 9 : Mensuration - 2D and 3D

Aptitude Part 10 : Clocks and Calendars

Aptitude Part 11 : Progressions

Aptitude Part 12 : Logarithms