Determine amount of investment if $400 is invested at a annual interest rate of 7.25% for 7 years round to nearest penny. i'm going to post my formula someone correct me if wrong ?

The answer is $682.80

Step-by-step explanation:

P = $400

rate = 7.25 or 0.0725

time = 7 years

n = 1

Compound interest formula is :

Here n = 1

So, we will simply take

Putting values in the formula we get,

400(1.632) = $652.80

the answer is 54 sq. ft. i just did this question, on odyssey ware, and it was right. make brainliest.