Ratio and Proportion

This topic covers concepts such as Parts of Ratio, Antecedent of Ratio, Consequent of Ratio, Mean Terms of Ratio, Properties of Ratio, Duplicate Ratio, Triplicate Ratio, Sub-Duplicate Ratio, Sub-Triplicate Ratio, etc.

This topic covers concepts such as Proportion and Variation, Dividendo, Componendo and Dividendo Rule, Types of Proportion, Compound Proportion, Continued Proportion, Logical Implication of Proportion, etc.

This topic covers the concept of Age Calculations.

This topic covers concepts such as Speed of an Object, Time, Speed and Distance, Distance Covered in a Journey, Relationship between Time, Speed and Distance, Proportionalities Implicit in the Equation of Motion, etc.

This topic covers concepts such as Time and Distance, Problems on Trains, Time Taken in Train Problems, Relative Speed in Train Problems, Relative Speed of Two Trains Moving in Same Direction, etc.

This topic covers concepts such as Boats and Streams, Upstream Journey of Boat, Downstream Journey of Boat, Speed of Boat, Speed of Boat Upstream, Speed of Boat Downstream, Speed of Boat in Still Water, etc.

This topic covers concepts such as Time and Work, Methods to Solve Time and Work, Unitary Method of Solving Time and Work, LCM Method of Solving Time and Work, Efficiency Method of Solving Time and Work, etc.

This topic covers concepts such as Chain Rule in Work and Time, Direct Proportionality in Chain Rule, Indirect Proportionality in Chain Rule, Principles of Chain Rule, and Chain Rule Formula for Work and Time.

This topic covers concepts such as Pipes and Cisterns, Role of Inlet and Outlet in Pipes and Cistern, Filling a Tank, Pipes and Cisterns, Emptying a Tank, Pipes and Cisterns, Time Taken to Fill a Tank, Pipes and Cisterns, etc.

This topic covers concepts such as Partnerships in Business, Partnerships in Time and Work, Definition of Partnership, Types of Partnerships, Simple Partnerships, Share of Profit for Simple Partnership, Compound Partnerships, etc.