The document discusses the time value of money concept and its practical applications. It introduces techniques like compound interest, future value, present value, annuities, and sinking funds. These concepts are important for understanding how money gains or loses value over time due to factors like interest rates, inflation, and investment opportunities. The key formulas for calculating future value, present value, compound interest, annuities, and sinking funds are also presented.

1. Time Value of Money Rational