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Mathematics
Study Set
Contemporary Mathematics
Quiz 10: Simple Interest and Promissory Notes
Path 4
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Question 81
Short Answer
Find the amount of interest and the maturity value of the loan:
Principal
Rate
Time
Interest
Maturity Value
$
118
,
000
12
%
1
3
4
y
e
a
r
s
\begin{array} { l l l l l } \text { Principal } & \text { Rate } & \text { Time } & \text { Interest } & \text { Maturity Value } \\\$ 118,000 & 12 \% &1 \frac{3}{4} \mathrm{years} & &\end{array}
Principal
$118
,
000
Rate
12%
Time
1
4
3
years
Interest
Maturity Value
Question 82
Short Answer
Determine the number of days of the loan: Loan Date
\quad
Due Date
\quad
Number of Days March 12
\quad
December 15
Question 83
Short Answer
Use the exact method (365 days) and the ordinary interest method (360 days) to compute the amount of interest for the following loan, rounding to the nearest cent:
Principal
Rate
Time
Exact Interest
Ordinary Interest
$
250
9
1
4
%
6
days
\begin{array} { l l l l l } \text { Principal } & \text { Rate } & \text { Time } & \text { Exact Interest } & \text { Ordinary Interest } \\\$250& 9 \frac { 1 } { 4 } \% &6 \text { days } & &\end{array}
Principal
$250
Rate
9
4
1
%
Time
6
days
Exact Interest
Ordinary Interest
Question 84
Short Answer
Patty wants to pay off a medical bill. He took out a loan for $1,250 with his credit union, at 6.25% interest, for 2.5 years. What is the amount of interest on Patty's loan? (Round to the nearest cent)
Question 85
Short Answer
Find the amount of interest and the maturity value of the loan:
Principal
Rate
Time
Interest
Maturity Value
$
28
,
000
11.9
%
2
1
2
y
r
s
\begin{array} { l l l l l } \text { Principal } & \text { Rate } & \text { Time } & \text { Interest } & \text { Maturity Value } \\\$ 28,000 & 11.9 \% &2 \frac{1}{2} \mathrm{yrs} & &\end{array}
Principal
$28
,
000
Rate
11.9%
Time
2
2
1
yrs
Interest
Maturity Value
Question 86
Short Answer
Saturn Corporation borrowed $412,000 at
12
1
2
%
12 \frac { 1 } { 2 } \%
12
2
1
%
interest on May 20 for 72 days. The bank uses the exact interest method. What is the amount of interest on the loan? (Round to the nearest cent)
Question 87
Short Answer
Find the maturity value of the loan (use the formula MV = P(1+ RT) to find the maturity value):
Principal
Rate
Time
Maturity Value
$
925
,
000
10.2
%
24
months
\begin{array} { l l l l } \text { Principal } & \text { Rate } & \text { Time } & \text { Maturity Value } \\\$ 925,000 & 10.2 \% & 24 \text { months } &\end{array}
Principal
$925
,
000
Rate
10.2%
Time
24
months
Maturity Value
Question 88
Short Answer
Use the exact method (365 days) and the ordinary interest method (360 days) to compute the amount of interest for the following loan, rounding to the nearest cent:
Principal
Rate
Time
Exact Interest
Ordinary Interest
$
1
,
890
10
3
4
%
118
days
\begin{array} { l l l l l } \text { Principal } & \text { Rate } & \text { Time } & \text { Exact Interest } & \text { Ordinary Interest } \\\$ 1,890 & 10 \frac { 3 } { 4 } \% & 118 \text { days } & &\end{array}
Principal
$1
,
890
Rate
10
4
3
%
Time
118
days
Exact Interest
Ordinary Interest
Question 89
Short Answer
Henry Black's property taxes of $1,726 were due on September 12. The municipality charges a
7
3
4
%
7 \frac { 3 } { 4 } \%
7
4
3
%
simple interest penalty, calculated by the ordinary interest method, for the time the payment is late. Henry paid the taxes on October 20. What was the amount of his payment? (Round to the nearest cent)
Question 90
Short Answer
Determine the number of days of the loan: Loan Date
\quad
Due Date
\quad
Number of Days May 1
\quad
\quad
August 10
Question 91
Short Answer
Nate wants to buy a used truck. He took out a loan for $11,111 with his credit union, at 6.55% interest, for 4.5 years. What is the amount of interest on Nate's loan? (Round to the nearest cent)
Question 92
Short Answer
Determine the number of days of the loan: Loan Date
\quad
Due Date
\quad
Number of Days May 14
\quad
\quad
August 20
Question 93
Short Answer
On October 10, Blake Redman borrowed $2,600 from his credit union at 12% for 120 days. The credit union uses the ordinary interest method. What is the amount of interest on the loan? (Round to the nearest cent)