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Sarah invested \(\dollar 300\) in a variable rate investment account for 10 years. The interest rates were:
for the first seven years: \(4\pourcent\) compounded monthly.
for the last three years: \(3\pourcent\) compounded monthly.
calculatrice
!
e
\(\pi\)
(
)
%
AC
sin
cos
tan
7
8
9
/
\(\sin^{-1}\)
\(\cos^{-1}\)
\(\tan^{-1}\)
4
5
6
*
\(x^2\)
\(\sqrt{\phantom{2}}\)
x
y
1
2
3
-
ln
exp
log
0
.
=
+
or the TVM solver on your calculator.
Find the final amount after 7 years.
7
8
9
4
5
6
1
2
3
C
0
.
dollars (round to the nearest integer)
Find the final amount after 10 years.
7
8
9
4
5
6
1
2
3
C
0
.
dollars (round to the nearest integer)
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