Dana wants to invest $3000 at 5% simple interest. how many years will it take for the total amount in her account to reach $4500

10 years

Step-by-step explanation:

We know that the total amount in an account eating simple interest after t years is given by :-

, where P is the principal amount , t is the time and r is the rate of interest.

Given : P= $3000 , A = $4500 and r=0.05

Then , put all these values in the above formula we get

Hence,  it will take 10 years for the total amount in her account to reach $4500.