Chapter 1

Time and Work

Time and Work basics: Individual and group tasks

medium • 1 min read

Pipes and Cisterns: Tank filling and empty logic

medium • 2 min read

Alternate day working patterns analysis in work

medium • 3 min read

Efficiency comparison between two workers

medium • 4 min read

Solving linear word problems on work and wages

medium • 5 min read

Chapter 2

Speed and Distance

Relative speed: Overtaking and crossing trains

medium • 1 min read

Boats and Streams: Upstream and downstream speed

medium • 2 min read

Time and Distance mapping in complex scenarios

medium • 3 min read

Trains crossing platform and static objects

medium • 4 min read

Average speed calculation for simple intervals

medium • 5 min read

Chapter 3

Interest and Profit

Simple Interest: Yearly and monthly accumulations

medium • 1 min read

Compound Interest: Yearly vs half-yearly basis

medium • 2 min read

Profit and Loss across multiple transactions

medium • 3 min read

Successive discounts and net percentage change

medium • 4 min read

Effective yield on rural compounded savings

medium • 5 min read

Chapter 4

Mensuration 2D / 3D

Area and Perimeter of 2D: Circle, Triangle

medium • 1 min read

Surface area and Volume of 3D: Cube, Cuboid

medium • 2 min read

Volume calculation of Cylinder and Sphere

medium • 3 min read

Unit conversion in measurement metrics for exams

medium • 4 min read

Coordinate geometry: Section and distance formulas

medium • 5 min read

Chapter 5

Data Sufficiency

Data sufficiency: Statement I vs Statement II

medium • 1 min read

Identifying enough clues for arithmetic problems

medium • 2 min read

Relationship between variables in complex data

medium • 3 min read

Identifying redundant data points in DI clues

medium • 4 min read

Trend projection from historical regional data

medium • 5 min read