Answer:
Your answer is correct in the image
there is no need to change that
P = $3,471.52, the principal
r = 3.1% = 0.031, annual ratr
n = 12, monthly compounding
t = 21 years
Note that n*t = 252.
The value after 21 years is
A = 3471.52*(1 + 0.031/12)²⁵²
= $6,650.91
The interest earned is
6650.91 - 3471.52 = 3179.39
Answer: $3,179.39
I think what you are wanting id 0.1 is that rounded to one significant figure
Answer:
x > 23 I think
Step-by-step explanation:
