Final answer:
Mrs. Radner must invest 28,750.00 today to have a 30,000 down payment in 50 months.
Step-by-step explanation:
To calculate the amount Mrs. Radner must invest today to have a 30,000 down payment in 50 months, we can use the formula for compound interest:
A = P(1 + r/n)^(nt)
where:
- A is the future value of the investment (30,000)
- P is the principal amount to be invested (unknown)
- r is the annual interest rate (3.55%)
- n is the number of compounding periods per year (4 for quarterly)
- t is the number of years (50/12)
By substituting the given values into the formula and solving for P, we find that Mrs. Radner must invest approximately 28,750.00 today to have a 30,000 down payment in 50 months.