5. A company loses $5000 in its first month, but its profit increases by $300 in each of the following months. What is the company's total profit or loss for the first two years?

Algebra and Trigonometry (6th Edition)
6th Edition
ISBN:9780134463216
Author:Robert F. Blitzer
Publisher:Robert F. Blitzer
ChapterP: Prerequisites: Fundamental Concepts Of Algebra
Section: Chapter Questions
Problem 1MCCP: In Exercises 1-25, simplify the given expression or perform the indicated operation (and simplify,...
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I have to come up with a solution to this answer while using an equation from the equation sheet. Please help
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Josh bought a 10000 fac...
psu.instructure.com
AYFCE 211N, Section 00...
Syllabus
will it take his account to grow to $8000?
4. Donna makes $36,000 in the first year of her job. She expects to receive a raise of $1600 each
year. How many years will it take Donna's salary to double? Triple?
Bowling Alone: The Colla....
5. A company loses $5000 in its first month, but its profit increases by $300 in each of the following
months. What is the company's total profit or loss for the first two years?
Page
6. Josh bought a $10000 face value T-bill at auction. The term is 150 days, and the simple discount
rate is 5 %%. How much did Josh pay for the T-bill? (ie Find the proceeds.) *
a) Find the simple discount rate.
b) Find the equivalent simple interest rate.
28
7. The Williams Foundation invested $48500 in discount bonds with face values totaling $50000.
The bonds will reach maturity in 180 days. Find the simple discount rate.
8. Sarah is expecting a $675 paycheck in 4 days. A payday lender offers to give her cash now for
this check. The lender's fee is 1% of the amount of the paycheck, plus a $5 service fee.
1
9. Suppose that $1350 is deposited into a savings account that earns 3 5/8% compounded annually
for 11 years. Find the total interest earned from the savings account.
10. How much money should Jacob deposit today into an account earning 7.5% compounded
annually in order to have $22000 in the account 4 years from now?
tv
MacBook Pro
O
Transcribed Image Text:Help Josh bought a 10000 fac... psu.instructure.com AYFCE 211N, Section 00... Syllabus will it take his account to grow to $8000? 4. Donna makes $36,000 in the first year of her job. She expects to receive a raise of $1600 each year. How many years will it take Donna's salary to double? Triple? Bowling Alone: The Colla.... 5. A company loses $5000 in its first month, but its profit increases by $300 in each of the following months. What is the company's total profit or loss for the first two years? Page 6. Josh bought a $10000 face value T-bill at auction. The term is 150 days, and the simple discount rate is 5 %%. How much did Josh pay for the T-bill? (ie Find the proceeds.) * a) Find the simple discount rate. b) Find the equivalent simple interest rate. 28 7. The Williams Foundation invested $48500 in discount bonds with face values totaling $50000. The bonds will reach maturity in 180 days. Find the simple discount rate. 8. Sarah is expecting a $675 paycheck in 4 days. A payday lender offers to give her cash now for this check. The lender's fee is 1% of the amount of the paycheck, plus a $5 service fee. 1 9. Suppose that $1350 is deposited into a savings account that earns 3 5/8% compounded annually for 11 years. Find the total interest earned from the savings account. 10. How much money should Jacob deposit today into an account earning 7.5% compounded annually in order to have $22000 in the account 4 years from now? tv MacBook Pro O
Proceeds
Formula
Math 34 Formulas
Simple Interest Formula I-PRT
I= simple interest
P = principal
R = rate
T= term
Nth Term of An Arithmetic Sequence an = a₁ + (n-1)d
a₁ = first term
d = common difference
Sum of the First n Terms of an Arithmetic Sequence
Sa= (n/2)(a₁ + an)
a₁ = first term
a, nth term
=
Simple Discount Formula D=MdT
D = simple discount
M = maturity value
d interest discount rate
=
T = term
Compound Interest Formula FV = PV(1 + i)
FV = future value
PV = present value
i = interest rate per compounding period
n = number of compounding periods
N+1st Term of a Geometric Sequence a = aor"
ao = first term
a₁ second term
r = common ratio = a₁/ao
Infinite Geometric Sum
So ao /(1-r)
ao first term
=
r=common ratio= a/ao
Sum of the First n Terms of a Geometric Sequence
Sa ao (1-1)/(1-r).
ao = first term
r = common ratio = a₁/ao
Compound Interest Rate
i= compound interest rate
FV future value
PV = present value
n = number of compounding periods
EAS
FV
i=(-)""-1
PV
Time Periods n = log (FV/PV)
log (1 + i)
i compound interest rate
FV future value
PV = present value
=
HOM
Rule of 72
The time required for a sum of money to double at
a compound interest rate of x% is approximately
72/x years. (x should not be converted to a decimal)
Rule of 72 (Alternate Form)
The compound interest rate required for a sum of money
to double in x years is approximately 72/x percent.
Effective Interest Rate Eff. Rate= (1+r/c)-1
r = the nominal interest rate
c = the number of compoundings per year
Continuous Compounding FV = PV e(n)
FV = future value
PV = present value
e a mathematical constant (approx. 2.71828)
r = annual interest rate
t = number of years
Future Value Annuity Factor Si= (1+i)-1
i interest rate per payment period
n = number of payment periods
Future Value of an Ordinary Annuity FV = PMTS/i
FV = future value of the annuity
PMT= amount of each payment
Sn/i annuity factor
=
Future Value of an Annuity Due FV = PMTS(1+i)
FV = future value of the annuity
PMT= amount of each payment
i = interest rate per payment period
Sni annuity factor
Interest for Future Value Annuities
interest FV- total deposits
Present Value Annuity Factor
i= interest rate per payment period
n number of payment periods
1-(1+i)"
i
Present Value of an Ordinary Annuity PV = PMTai
PV = present value of the annuity
PMT= amount of each payment
ani present value annuity factor
Present Value of an Annuity Due PV=PMTa(1+i),
PV = present value of the annuity
PMT= amount of each payment
ani present value annuity factor
=
Interest for Present Value Annuities
interest total deposits - PV
Transcribed Image Text:Proceeds Formula Math 34 Formulas Simple Interest Formula I-PRT I= simple interest P = principal R = rate T= term Nth Term of An Arithmetic Sequence an = a₁ + (n-1)d a₁ = first term d = common difference Sum of the First n Terms of an Arithmetic Sequence Sa= (n/2)(a₁ + an) a₁ = first term a, nth term = Simple Discount Formula D=MdT D = simple discount M = maturity value d interest discount rate = T = term Compound Interest Formula FV = PV(1 + i) FV = future value PV = present value i = interest rate per compounding period n = number of compounding periods N+1st Term of a Geometric Sequence a = aor" ao = first term a₁ second term r = common ratio = a₁/ao Infinite Geometric Sum So ao /(1-r) ao first term = r=common ratio= a/ao Sum of the First n Terms of a Geometric Sequence Sa ao (1-1)/(1-r). ao = first term r = common ratio = a₁/ao Compound Interest Rate i= compound interest rate FV future value PV = present value n = number of compounding periods EAS FV i=(-)""-1 PV Time Periods n = log (FV/PV) log (1 + i) i compound interest rate FV future value PV = present value = HOM Rule of 72 The time required for a sum of money to double at a compound interest rate of x% is approximately 72/x years. (x should not be converted to a decimal) Rule of 72 (Alternate Form) The compound interest rate required for a sum of money to double in x years is approximately 72/x percent. Effective Interest Rate Eff. Rate= (1+r/c)-1 r = the nominal interest rate c = the number of compoundings per year Continuous Compounding FV = PV e(n) FV = future value PV = present value e a mathematical constant (approx. 2.71828) r = annual interest rate t = number of years Future Value Annuity Factor Si= (1+i)-1 i interest rate per payment period n = number of payment periods Future Value of an Ordinary Annuity FV = PMTS/i FV = future value of the annuity PMT= amount of each payment Sn/i annuity factor = Future Value of an Annuity Due FV = PMTS(1+i) FV = future value of the annuity PMT= amount of each payment i = interest rate per payment period Sni annuity factor Interest for Future Value Annuities interest FV- total deposits Present Value Annuity Factor i= interest rate per payment period n number of payment periods 1-(1+i)" i Present Value of an Ordinary Annuity PV = PMTai PV = present value of the annuity PMT= amount of each payment ani present value annuity factor Present Value of an Annuity Due PV=PMTa(1+i), PV = present value of the annuity PMT= amount of each payment ani present value annuity factor = Interest for Present Value Annuities interest total deposits - PV
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