FGV 2020 Quando Sílvia completou 8 anos, seu pai aplicou R$50 000,00 em um fundo de investimento que

#FGV #INTEREST #PERCENTAGES #LOGARITHMS #MATHEMATICS FGV 2020 When Silvia turned 8, her father invested R$50,000.00 in an investment fund that yields compound interest at a fixed rate. On her 18th birthday, Silvia's father found that the value of the investment was 50% greater than the capital invested. x years after Silvia's 18th birthday, her father noticed that the amount was triple the capital initially invested when she turned 8. The nearest integer to x is: a) 18 b) 15 c) 17 d) 19 e) 16 To solve, use the table below, where Ln(x) is the natural logarithm of x.