Casio BF-100 - Page 25

3.
Installment
savings
number
of
deposits
. .
4.
Installment
savings
interest
Example
—
What
are
the
number
of
monthly
deposits
required
to
accumulate
$10,000
.
Example
—
What
is
the
interest
rate
required
to
accumulate
a
total
amount
of
principal
and
savings
by
depositing
$200
per
month
at
an
annual
interest
rate
of
6%
interest
of
$8,000
by
making
monthly
deposits
of
$50
per
month
for
a
period
compounded
monthly?
of
10
years?
OPERATION
READ-OUT
OPERATION
READ-OUT
“SF,
Ean”
“SF,
Cag
”’
we[
wor,
so
(interest
rate)
68128
Ww
(period)
10801268
lo
saenthindevost
200
@
8H
iinonthivdenest
50
Wa
(total
amount
of
principal
and
interest)
10000
HH)
10000.
(total
amount
of
principal
and
interest)
8000
BEY
8s00o.
(period.....
number
of
months)
ws]
(7)
44.54059
|-
(interest
rate.....
monthly)
(as
&)
0.456062825
(period...
..
number
of
years)
126
3.711715833
(interest
rate.....
annual)
i268
5.4727539
“SF,
GH”
“SF,
GW”
(wy)
(vod)
3.711715833
inv}
(ODE)
5.4727539
(period.
....
number
of
months)
ws)
44.74019
(interest
rate...
..
monthly)
fing)
(75)
0.46309817
(erieek
xr.
number
of
years)
126
3.728349167
(interest
rate...
..
annual)
68128
5.55717804
=ae"
~47-
fo Nee