More Time Value of Money Tutorials
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Note:
In order to do these questions, we are not using formulas
(which can be very lengthy and not efficient in the workplace.
Instead we use the Business Analyst Financial Calculator
BA II Plus. Get one if you don't have it, it will definitely
serve you well in all your Finance courses!
1)
N = The number of periods
If it says an investment is for 3
years with "monthly" payments (in our
out) , then the # of periods N = 3 years x 12
months = 36
If investment is for 3 years with
"quarterly" payments , then
# of periods N = 3 years x 4 months = 12
If investment is for 3 years with
"semi-annual" payments,
then # of periods N = 3 years x 2 months = 6
If investment is for 3 years with
"annual" payments, then # of
periods N = 3 years x 1 = 3
2) I/Y = Stated Nominal Interest
Rate
In order to convert between effective
and nominal interest rates, you can either do it using
the formulas
or use the financial calculator. We recommend using the
calculator as it is efficient and used in the workplace.
- In the calculator, press "2nd"
and then "2" or "ICONV."
- "ICONV" stands for Interest Conversion
- Enter the nominal rate in the "Nom = "
- Press Enter and hit the Down Arrow Key
- Enter the C/Y meaning Compounding Per Year.
- In the "Eff = ", press Compute and you will
get your answer.
3) Present Value = Worth of
Investment NOW
Refers to how much an investment is
worth today. Therefore from the example above, if i invest
$5000 today, the Present Value (PV) is $5000. The future
value in 5 years is $29,010.
4) PMT = Any cash flows paid
in our out.
If a cash
flow is paid in, then it is called a "Contribution"
and should be entered with a +. Example if an investor
contributes 500$ a month into an investment, then the
PMT = +500
If a cash
flow is paid out, then it is called a "withdrawal"
and should be entered with a -. Example if an investor
withdraws 500$ a month from his investment plan, then
the PMT = -500
5) Future Value = Worth of Investment
in the Future
Refers to how much an investment
grows over a certain period of time. Example $5000 invested
today grows to over $29,010 in 5 years of time with an
interest rate of 5% compounded annually.
6) P/Y =
Periods Per Year
If payments are monthly,
then P/Y = 12
If payments are quarterly, then P/Y =
4
If payments are semi-annual, then P/Y
= 2
If payments are annual, then P/Y = 1
7) C/Y = Compounding Periods Per Year
If investment interest rate is compounded
monthly, then C/Y = 12
If investment interest rate is compounded quarterly,
then C/Y = 4
If investment interest rate is compounded semi-annually,
then C/Y = 2
If investment interest rate is compounded annually,
then C/Y = 1
8) BGN = Beginning of Period Calculations
Most of the questions you do are
payments that are made at the ending of a period. What
about those payments that are made at the BEGINNING of
the period? Consider these two scenarios:
1) "A debt of $41000 is repaid
by making payments of $3750 at the start of each
year..." Notice the "start of each
year" in bold, this means the BGN on your calculator
must be TURNED ON!
2) "A debt of $41000 is repaid
by making payments of $3750." - It doesn't say "start
or beginning" anywhere, so this means keep your BGN
TURNED OFF!
How to turn on BGN -> 2nd, PMT,
2nd, Enter
How to turn off BGN -> 2nd, PMT, 2nd, Enter
Try punching these in your calculator
to a feel for how this works. Once you learn the data
entry of these variables, you will like the calculator!
Long
Term Time Value of Money Practice Questions 1
1) A deposit of $1300 earns $339.45
interest in 3 years. If interest is compounded monthly,
what is the effective rate?
N = 3
I/Y = ?
PV = 1300
PMT = 0
FV = -1639.45
P/Y = 1
C/Y = 12
Nominal Rate = 7.76%
C/Y = 12
Effective Rate = 8.04%
2) A deposit of $1500 grows to $4262.04
in 7 years. If the interest is compounded quarterly, what
is the effective rate?
N = 7
I/Y = ?
PV = 1500
PMT = 0
FV = -4264.04
P/Y = 1
C/Y = 4
Nominal Rate = 15.2%
C/Y = 4
Effective Rate = 16.09%
3) 9% compounded quarterly is equivalent
to what effective rate?
Nominal = 9%
C/Y = 4
Effective Rate = ? -> 9.31%
4) 7.5% compounded annually is equivalent
to what effective rate?
Nominal = 7.5%
C/Y = 1
Effective Rate = ? -> 7.5%
5) 10% compounded semi-annually is
equivalent to what effective rate?
Nominal = 10%
C/Y = 2
Effective Rate = ? -> 10.25%
7) At what nominal rate compounded
monthly will money double in 6 years?
N = 6 years
I/Y = ?
PV = 1
PMT = 0
FV = 2
P/Y = 1
C/Y = 12 (compounded monthly)
Answer: I/Y = 11.61%
8) A present value of $1301.69 has
a future value of $2569.26 in 7 years and 7 months. What
is the nominal rate compounded monthly?
N = (7 Years * 12) + 7 months = 91
months
I/Y = ?
PV = 1301.60
PMT = 0
FV = - 2569.26
P/Y = 12
C/Y = 12
Answer: I/Y = 9%
9) A principal of $7100 has a maturity
value of $13,966.77 in 10 years. If the interest rate is
compounded annually annually, what is the nominal rate?
N = 10
I/Y = ?
PV = 7100
PMT = 0
FV = -13966.77
P/Y = 1
C/Y = 1
Answer: I/Y = 7%
10) A deposit of $1500 earned $672.45
interest over 7.5 years. What nominal interest rate compounded
semi-annually was paid on the deposit?
N = 7.5
I/Y = ?
PV = 1500
PMT = 0
FV = - 2172.45
P/Y = 1
C/Y = 2
Answer: I/Y = 5% Nominal Rate
11) A person opens a bank account with
a deposit of $150. At the end of 3 years there is $179.34
in the account. What nominal interset rate compounded quarterly
was earned on the account?
N = 3 years
I/Y = ?
PV = 150
PMT = 0
FV = -179.34
2nd I/Y
P/Y = 1
C/Y = 4
Answer: I/Y = 0.6%
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