Questions on Algebra in Finance answered by real tutors!

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Question 1173011: Kathy Hansen has a revolving credit account. The finance charge is calculated on the previous month's balance, and the annual percentage rate is 27%. Complete the account activity table for Kathy. (Round your answers to the nearest cent.)
April
previous months balance: $646.17
finance charge: $14.54
purchases and cash advances: $38.45
payments and credits: $85
new balance end of month: $614.16
May
previous months balance: ____
finance charge: ___
purchases and cash advances: $285.33
payments and credits: $125
new balance end of month: ____
My book doesn't tell me how to find the previous balance. So I'm just stuck trying to find a way to get that. I know how to get finance charge and new balance, just need help finding previous months balance.

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Question 1173029: Chloé, Émilie and Jordan are playing marbles. Emily has 7 marbles more than double Chloe's marbles, and Jordan has 15 marbles less than triple Chloe's marbles. Knowing that Emilie and Jordan have the same number of marbles, how many do each have?
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Question 1173040: Find the sales tax. Remember to round answers to the nearest cent if necessary.
1.Price:$24,500
Tax:5%
Sales tax:?

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Question 1173067: A wallet contains P600 in P20 and P50 bills. There are two more than P20 bills than P50 bills. How many bills of each kind are there?
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Question 1173074: Your aunt purchased a home for $375,000. After a 20% down payment, the balance was financed with a 30-year, 3.1% fixed-rate mortgage.
Prepare an amortization schedule for the first three month of your aunt's loan.
I was just able to get the down payment: 375,000 x .20 = 75,000

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Question 1173074: Your aunt purchased a home for $375,000. After a 20% down payment, the balance was financed with a 30-year, 3.1% fixed-rate mortgage.
Prepare an amortization schedule for the first three month of your aunt's loan.
I was just able to get the down payment: 375,000 x .20 = 75,000

Click here to see answer by Theo(13342) About Me 

Question 1173111: Tom received an inheritance amount of money.
Knowing that 3 times this amount increased by $ 18,000 is equal to 5 times this amount decreased by $ 16,000,
what is the amount of the inheritanc

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Question 1173109: The width of a rectangle is 4 cm less than half its length. If the perimeter of the rectangle is 40 cm,
what are its dimensions?

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Question 1173110: The isometric sides of an isosceles triangle are 2 dm longer than one-fifth of its base.
Knowing that its perimeter is 10.30 dm, what are the dimensions of this triangle?

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Question 1173110: The isometric sides of an isosceles triangle are 2 dm longer than one-fifth of its base.
Knowing that its perimeter is 10.30 dm, what are the dimensions of this triangle?

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Question 1173117: To prepare a fruit salad, Sandra buys 3 apples and 5 apricots. The amount of his invoice is $ 3.25.
Knowing that an apple costs 15 ¢ more than an apricot
how much does each fruit cost

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Question 1173117: To prepare a fruit salad, Sandra buys 3 apples and 5 apricots. The amount of his invoice is $ 3.25.
Knowing that an apple costs 15 ¢ more than an apricot
how much does each fruit cost

Click here to see answer by ikleyn(52781) About Me 

Question 1173116: Jonathan counts the change in his piggy bank. He has $ 17 in 10 ¢ and 25 ¢ coins.
Knowing that there are 3 times more 25 ¢ coins than 10 ¢ coins,
how many 10 ¢ and 25 ¢ coins are in the piggy bank?

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Question 1173118: A person wishes to deposit $5,000 per year in a savings account which earns interest of 8 percent per year compounded annually. Assume the first deposit is made at the end of this current year and additional deposita at the end of each following year. (a) To what sum will the investment grow at the time of the 10th deposit?
(b) How much interest will be earned?

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Question 1173097: 1 A person wishes to deposit $5,000 per year in a savings account which earns interest of 8 percent per year compounded annually. Assume the first deposit is made at the end of this current year and additional deposits at the end of each following year.
(a) To what sum will the investment grow at the time of the 10th deposit?
(b) How much interest will be earned?

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Question 1172999: At what rate, compounded monthly should P25, 000 be deposited in a bank to gain an interest of P4,500 in 3 years?
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Question 1173104: Michael Sanchez purchased a condominium for $73,000. He made a 20% down payment and financed the balance with a 30 year, 5% fixed-rate mortgage. (Round your answers to the nearest cent.
What is the amount (in $) of the monthly principal and interest portion, PI, of Michael's loan?
I was able to get the monthly payment of 392.01 and a down payment of 14,600. Not sure what the next step is.

Click here to see answer by Theo(13342) About Me 

Question 1173076: If P135,650 is the maturity value of a sum invested at 3.2% compounded semi-annually for 9 years and 6 months, find the present value and the compound interest earned.

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Question 1173151: Ransford and Alda Mariano own a home recently appraised for $422,500. The balance on their existing mortgage is $133,083. If their bank is willing to loan up to 80% of the appraised value, what is the amount of credit available to them (in $)?
I did $422,500 x .80 = 338,000
then 338,000 - 133,083 = 337,866.92
answer was wrong. is there a step I missed on this one?

Click here to see answer by Boreal(15235) About Me 

Question 1173153: 3.A person wants to buy a life insurance policy which would yield a large enough sum of money to provide for 20 annual payments of $50,000 to surviving members of the family. The payments would begin 1 year from the time of death. It is assumed that interest could be earned on the sum received from the policy at a rate of 8 percent per year compounded annually.
(a) What amount of insurance should be taken out so as to ensure the desired annuity?
(b) How much interest will be earned on the policy benefits over the 20-year period?

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Question 1173158: A person wants to deposit $10,000 per year for 6 years. If interest is earned at the rate of 10 percent per year, compute the amount to which the deposits will grow by the end of the 6 years if:
(a) Deposits of $10,000 are made at the end of each year with interest compounded annually.
(b) Deposits of $5,000 are made at the end of each 6-month period with interest compounded semiannually.
(c) Deposits of $2,500 are made at the end of every quarter with interest compounded

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Question 1173172: A local university is planning to invest $500,000 every 3 months in an investment which earns interest at the rate of 12 percent per year compounded quarterly. The first investment will be at the end of this current quarter.
(a) To what sum will the investment grow at the end of 5 years?
(b) How much interest will be earned during this period?

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Question 1173180: Mwongera bought a wrist watch at sh 1000 and marked it at a price such that after allowing his customer a 12% discount he will make a profit of 32% . Find the price at which the watch was marked .
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Question 1173180: Mwongera bought a wrist watch at sh 1000 and marked it at a price such that after allowing his customer a 12% discount he will make a profit of 32% . Find the price at which the watch was marked .
Click here to see answer by Theo(13342) About Me 

Question 1173175: determine the present value of a series of 60 payments of $2000 each which begin 1 month from today.Assume interest of 12% per year compounded monthly
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Question 1173171: A mother wishes to set up a savings account for her son's education. She plans on investing $750 when her son is 6 months old and every 6 months thereafter. The account earns interest of 8 percent per year, compounded semiannually.
(a) To what amount will the account grow by the time of her son's 18th birthday?
(b) How much interest will be earned during this period?

Click here to see answer by ikleyn(52781) About Me 

Question 1173176: A person wants to buy life insurance policy which would yield a large enough sum of money to provide for 20 annual payments of $50000 to surviving members of the family.The payment should begin 1 year from the time of death.It is assumed that interest could earned on the sum received from the policy at the rate of 8% compounded annually.
a) What amount of insurance should be taken out so as to insure the desired annuity?
b) How much interest will be earned on the policy benefits over the 20 year period?

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Question 1173272:
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Question 1173315: The sum of three consecutive even numbers is 210.
What are these three numbers?

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Question 1173314: In 33 years, Sarah will be four times her current age.
How old is she today?

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Question 1173313: Jamella participates in a bicycle race that has three stages. In the first and second stages, it covers 2/5 and a third of the route respectively. In the third stage, she covers the last 8,000 m.
What is the total length of the route in kilometers?

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Question 1173342: please help me


Given the following table for a cost firm’s output and total:
Output Total cost
1 $40
2 $70
3 $96
4 $120
5 $140
6 $150
Does the above firm experiences economies of scale, constant returns to scale or diseconomies of scale? Justify your answer.

thanks

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Question 1173341: please help me

During the previous 5 years, tuition fees at AOU have increased by 15%. At the same time, there is an increase in the number of students enrolled. Does this situation show that the law of Demand is false? Explain your answer.
thanks

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Question 1173365: The total commission, in dollars, Jessie earned on selling cars at a dealership in two weeks is given by the expression 800 + 400x. She earns the same amount of commission per car each week. Which situation could be described by this expression?
A. Jessie earned a total commission of $800 in the first week and x dollars in the second week.
B. Jessie sold 2 cars in the first week and x number of cars in the second week, earning a commission of $400 on each car.
C. Jessie sold 1 car in the first week, earning $800, and x number of cars in the second week, earning a total commission of $1200.
D. Jessie earned a commission of $800 on each car in the first week and $400 on each car in the second week, selling x number of cars each week.

Click here to see answer by Boreal(15235) About Me 
Question 1173365: The total commission, in dollars, Jessie earned on selling cars at a dealership in two weeks is given by the expression 800 + 400x. She earns the same amount of commission per car each week. Which situation could be described by this expression?
A. Jessie earned a total commission of $800 in the first week and x dollars in the second week.
B. Jessie sold 2 cars in the first week and x number of cars in the second week, earning a commission of $400 on each car.
C. Jessie sold 1 car in the first week, earning $800, and x number of cars in the second week, earning a total commission of $1200.
D. Jessie earned a commission of $800 on each car in the first week and $400 on each car in the second week, selling x number of cars each week.

Click here to see answer by ikleyn(52781) About Me 

Question 1173348: ) The demand function for an office supply company's line of plastic rulers is p=0.85-0.000459, where p is the price in dollars) per unit when q units are demanded (per day) by consumers. Find the level of production that will maximize the manufacturer's total revenue, and determine this revenue.
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Question 1173371: a. For their newborn child, parents deposit $10,000 in a college account that pays 8% interest, compounded annually. How much will be in the account on the child’s 17th birthday?
b. If the parents in the previous question invested $10,000 in an account paying 8%, compounded quarterly, how much more money would they have after 17 years?

Click here to see answer by Boreal(15235) About Me 

Question 1173378: A person wants to buy a life insurance policy which would yield a large enough sum of money to provide for 20 annual payments of $50,000 to surviving members of the family. The payments would begin 1 year from the time of death. It is assumed that interest could be earned on the sum received from the policy at a rate of 8 percent per year compounded annually.
(a) What amount of insurance should be taken out so as to ensure the desired annuity?
(b) How much interest will be earned on the policy benefits over the 20-year period?

Click here to see answer by ikleyn(52781) About Me 

Question 1173380: A mother wishes to set up a savings account for her son's education. She plans on investing $750 when her son is 6 months old and every 6 months thereafter. The account earns interest of 8 percent per year, compounded semiannually.
(a) To what amount will the account grow by the time of her son's 18th birthday?
(b) How much interest will be earned during this period?

Click here to see answer by ikleyn(52781) About Me 

Question 1173407: If you are in the 26% tax bracket for ordinary income and have a 15% capital gains rate, how much tax will you save (in $) by waiting for an investment to become long-term before selling it if your taxable profit from this investment is $45,000?
capital gains rates
up to $38,700 = 0%
$38,700-$426,700 = 15%
over $426,700 = 20%
not sure how to begin with this problem because there is no example in my book.

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Question 1173503: Mehdi chats with Judy. He said to her, “If I double the age that I will be in 14 years, I will quadruple the age I am today. »How old is Mehdi?
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Question 1173505: Samy counts his change. He has twice as many 10 ¢ coins as he has 5 ¢ and 6 25 ¢ coins more than 10 ¢. He also has 4 $ 1 coins and 7 $ 2 coins. In all, he has $ 29.25.
How many of each of Samy's pieces does he have?

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Question 1173502: Dominic pays $ 81 to buy 2 video games. One of the games costs $ 12 more than double the price of the other, including taxes.
How much does each of the games cost?

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Question 1173501: Antoine looks after children. Every week, he sets aside $ 30 to buy a computer that is priced at $ 325 before taxes. Knowing that the store offers a 20% reduction on the regular price and that the taxes are 15%,
after how many weeks will Antoine be able to buy his computer?

Click here to see answer by greenestamps(13200) About Me 
Question 1173501: Antoine looks after children. Every week, he sets aside $ 30 to buy a computer that is priced at $ 325 before taxes. Knowing that the store offers a 20% reduction on the regular price and that the taxes are 15%,
after how many weeks will Antoine be able to buy his computer?

Click here to see answer by ikleyn(52781) About Me 

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