Placement Aptitude Mastery

Placement Aptitude Mastery

Smart Solving Tricks, Topic-Wise Practice & Answer Key

Placement Aptitude Mastery is a practical workbook for students preparing for campus placements and competitive aptitude tests. It teaches one skill at a time: learn the method, apply a shortcut, avoid the common trap, and practise until the method is automatic.

It covers 19 aptitude topics, from Percentages and Time & Work to Probability, Data Interpretation and Logical Reasoning. Every topic follows the same structure:

• Key formulas with each variable explained

• Five fast-solving tricks for quick, accurate calculation

• Common traps that cost marks in timed tests

• Four worked examples, with step-by-step solutions to try again yourself

• A 12-question practice set with core questions and harder Level 2 challenges

• Target time per question, so you build speed alongside accuracy

Inside the book

• 19 topic chapters with 258 practice questions

• 95 smart shortcuts and calculation tricks

• A 28-day study plan

• A Speed Toolkit with squares, cubes, fraction–percentage tables and ten mental-maths tricks

• A one-page master formula sheet for last-minute revision

• Two timed mock tests of 15 questions each

• A full answer key with brief working for every question

• An error-log method and exam-day checklist for reviewing mistakes

Topics covered: Percentages • Profit, Loss & Discount • Ratio & Proportion • Averages • Simple & Compound Interest • Time & Work • Pipes & Cisterns • Speed, Time & Distance • Trains, Boats & Streams • Mixtures & Alligation • Number System & Divisibility • Simplification, Fractions & Surds • Algebra & Equations • Problems on Ages • Permutations & Combinations • Probability • Data Interpretation • Logical Reasoning & Number Series • Clocks & Calendars