In: Finance
Your grandma has been putting 1000 into a savings account on every bday since your first(that is, when you turned 1). The account pays an interest rate of 3%. How much money will be in the account on your 18th birthday after you gma makes the deposit on that birthday?
A/c balance after 18 years | P×[(1+r)^n-1]÷r | |
Here, | ||
A | Interest rate per annum | 3% |
B | Number of years | 18 |
C | Number of payments per per annum | 1 |
A÷C | Interest rate per period ( r) | 3% |
B×C | Number of periods (n) | 18 |
Payment per period (P) | $ 1,000 | |
A/c balance after 18 years | $ 23,414.44 | |
1000×((1+3%)^18-1)÷3% |