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Ella invests $500 in a savings account that earns 4% interest per annum, compounded quarterly.
Find an expression for the balance of Ella's savings after n years.
Calculate the value of Ella's savings after 12 years. Give your answer to the nearest dollar.
Ella wants to purchase a racing bike for $700.
Find the smallest whole number of years after which her savings will be sufficient to purchase the bike.
Ella invests $500 in a savings account that earns 4% interest per annum, compounded quarterly.
Find an expression for the balance of Ella's savings after n years.
Calculate the value of Ella's savings after 12 years. Give your answer to the nearest dollar.
Ella wants to purchase a racing bike for $700.
Find the smallest whole number of years after which her savings will be sufficient to purchase the bike.