Future value and present value concepts are applied in various ways such as calculating growth rates earnings per share expected sales and revenues in the future and so forth consider the following case pharmacist John S Pemberton invented a soft drink in $1886$ that eventually became not only an integral part of every day life in the United States but as symbol of consumerism worldwide in $1929$ the first Coca$-$Cola vending machines were installed in Germany and a $1930$ the German branch of the Coca$-$Cola company opened in Esen