Chapter 6 Percents And Their Fraction And Decimal Forms Worksheet With Answers - Basic College Mathematics (Aleks) Page 11
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12Basic College Mathematics (ALEKS)
Chapter Six PERCENTS
Chapter Six Section Eight
INTEREST RATES ON CREDIT
CARDS AND LOANS
1
.
(Pr
)
(
)
Min
Payment
inciple
x
Rate
x
=
100
1.
1
a)
MP = $97
$
4867
.
59
2
$
97.3518
MP
x
x
=
=
100
1
1
b)
I = $86.40
$
4867
.
59
21
3 .
$
86.3997225
I
x
x
x
=
=
100
12
Applied to Principle = $97 - $86.40 = $10.60
1
1
c)
$
4867
.
59
13
6 .
$
55
.
17
I
x
x
x
=
=
100
12
Applied = $97 - $55.17 = $41.83
d)
Difference = $41.83 - $10.60 = $31.23
2.
1
1
a)
$
32
,
680
. 3
37
$
91
.
78
I
x
x
x
=
=
100
12
Applied = $321 - $91.78 = $229.22
1
1
b)
Increase = $149.78 - $91.78 = $58
$
32
,
680
5
5 .
$
149.78
I
x
x
x
=
=
100
12
c)
120 x $ 58 = $6960
Don’t DO 3 – 5 (Not on test)
Read Page 405
$153,000 @ 6.625%
30 yrs Interest $199,684.80
11
Chapter 6
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