Chapter 1

Number Systems

Whole numbers, Integers and rational numbers ops

medium • 1 min read

Divisibility rules for numbers 2 to 11 simplified

medium • 2 min read

Units digit and remainder theorems basic tasks

medium • 3 min read

Fractions and Decimals: Conversion and comparison

medium • 4 min read

Simplifying mixed fractions and decimals in sums

medium • 5 min read

Chapter 2

Percentage / Profit and Loss

Percentage change on a base value calculations help

medium • 1 min read

Profit and Loss on CP and SP: Basic cases report

medium • 2 min read

Discount: Result of successive percentages results

medium • 3 min read

Price markup and margin calculation on goods status

medium • 4 min read

Profit/Loss when SP of two items is same logic

medium • 5 min read

Chapter 3

Ratio and Proportion

Comparing ratios of two or three variables basics

medium • 1 min read

Scaling of ratios and group sharing problems task

medium • 2 min read

Proportion: Direct and Inverse relationship logic

medium • 3 min read

Partnership: Investment and profit sharing ratio

medium • 4 min read

Scaling values in maps and diagrams using ratios

medium • 5 min read

Chapter 4

Time and Work

Time and Work basics: Individual and group tasks efficiency

medium • 1 min read

Pipes and Cisterns: Tank filling and empty logic news

medium • 2 min read

Alternate day working patterns analysis in work tasks

medium • 3 min read

Efficiency comparison between two workers and wages

medium • 4 min read

Solving linear word problems on work and compensation

medium • 5 min read

Chapter 5

Speed and Distance

Relative speed: Overtaking and crossing trains report

medium • 1 min read

Boats and Streams: Upstream and downstream speed logic

medium • 2 min read

Time and Distance mapping in simple scenarios help

medium • 3 min read

Trains crossing platform and static objects speed

medium • 4 min read

Average speed calculation for simple intervals tips

medium • 5 min read