Tutors Answer Your Questions about Money Word Problems (FREE)
Question 354042: Sketch the graph of the quadratic function, indicating the coordinates of the vertex, the y-intercept and the x-intercepts (if any). (Do this on paper. Your instructor may ask you to turn in this graph.)
f(x) = x**2-20 x-800
Vertex
( 1, 2)
y-intercept
y = 3
x-intercepts (Enter solutions from smallest to largest. If there are any unused answer boxes, enter NONE in the last boxes.)
x =
x =
Click here to see answer by sofiyac(695) |
Question 354105: Art calizon, jr. and batongbakal invested 80,000.00 and 40,000.00, respectively, in a hardware business. At the end oof the year , profits were 38,000.00. The partnership agreementprovided that each partner was to be credited with interest on his investment, and that the remaining profit (or loss) was to be shared ewually. If art received 2,400.00 more than the amount received by Orly, what was the rate of interest on the investment
Click here to see answer by mananth(12270)  |
Question 356191: Equal amounts are invested in each of three accounts paying 7%, 8%, and 10.5% annually. If one year's combined interest income is $1,224.00, how much is invested in each account?
$______________
please show steps on how to solve this problem, thank you.
Click here to see answer by mananth(12270)  |
Question 356194: During a storm, two teams of scientists leave a university at the same time in vans to search for tornadoes. The first team travels east at 20 mph and the second travels west at 45 mph. If their radios have a range of up to 65 miles, how long will it be before they lose radio contact?
__________ hour(s)
please explain how you got the answer, thank you!
Click here to see answer by mananth(12270)  |
Question 356190: At the north campus of a small liberal arts college, 10% of the students are women. At the south campus, 50% of the students are women. The campuses are merged into one east campus. If 40% of the 1200 students at the east campus are women, how many students did each of the north and south campuses have before the merger?
Click here to see answer by jrfrunner(365)  |
Question 356305: The null and alternate hypotheses are:
H0: μ1 ≤ μ2
H1: μ1 > μ2
A random sample of 20 items from the first population showed a mean of 100 and a standard deviation of 15. A sample of 16 items for the second population showed a mean of 94 and a standard deviation of 8.
(a) Find the degrees of freedom for unequal variance test. (Round down your answer to the nearest whole number.)
Degrees of freedom
(b) State the decision rule for .05 significance level. (Round your answer to 3 decimal places.)
Reject H0 if t>
(c) Compute the value of the test statistic. (Round your answer to 3 decimal places.)
Value of the test statistic
(d) What is your decision regarding the null hypothesis? Use the .05 significance level.
Click here to see answer by johnsonjen(1) |
Question 356509: Ms. Sidher invests a total of $18000 into two accounts bearing simple interest; one account bears 5% and the other bears 8%. If she earns $1260 in the interest for the year, how much did she invest in the account that earns 8%?
I tried this one and got the equation .08x + .05(18000-x)= 1260 x= $12000
Ms. Sidher invested $12000 in the account that earns 8%. Is this correct?
Click here to see answer by rfer(12730) |
Question 356691: if thirty pounds mixed nuts sells for $6.87 per pound. the mixture is obtained from two kinds of nuts, peanuts priced at $5.70 per pound and cashews at $8.70 per pound.how many pound of each variety of nuts are used in the mixture?
Click here to see answer by mananth(12270)  |
Question 356686: Use the markup equation S = C + rC, where S is the selling price, C is the cost, and r is the markup rate.
A pair of jeans with a selling price of $40 has a markup rate of 60%. Find the cost of the pair of jeans.
Click here to see answer by mananth(12270)  |
Question 356709: Lani has a certain number of dollar bills in her purse. She has no other money. Lani spends half the money on a blouse and gives a dollar to a beggar outside the store. She spends half the remaining dollars for lunch and tips the waiter $2. She spends half the remaining dollars for a book, then goes to an ice cream parlor and spends $3 on a banana split. Lani now has one dollar bill left. Assuming that she never changed a dollar bill, how many bills did Lani start with?
Click here to see answer by mananth(12270)  |
Question 357204: Joe inherited some money from his father. He invested one-half of this amount at 5%, one-third (1/3) of this amount at 6%, and the rest at 3%. If the total income from these investments was $300,
What was the amount he inherited???
Click here to see answer by mananth(12270)  |
Question 357805: How much simple interest is earned on $300 deposited for 30 months in a savings account paying 7% simple interest annually? (The formula for calculating simple interest is Interest = Principal × Rate × Time or I = PRT.)
Click here to see answer by rfer(12730) |
Question 357804: In a local arena, there are 1000 premium seats, costing $50 each. Due to an increase in operating expenses, the arena must increase the price of a seat. They know that for every $3.75 increase in price, they will lose 4 patrons. Find the new price they should charge to make the most money and lose the fewest patrons.
Click here to see answer by robertb(4012)  |
Question 359118: Hermann Industries is forecasting the following income statement:
Sales $10,000,000
Operating costs (excluding depreciation and amortization) 5,500,000
EBITDA $4,500,000
Depreciation and amortization 1,000,000
EBIT $3,500,000
Interest 500,000
EBT $3,000,000
Taxes (40%) 1,200,000
Net income $1,800,000
The CEO would like to see higher sales and a forecasted net income of $2,430,000.
Assume that operating costs (excluding depreciation and amortization) are 55% of sales, and depreciation and amortization and interest expenses will increase by 10%. The tax rate, which is 40%, will remain the same. What level of sales would generate $2,430,000 in net income? If necessary, round your answer to the nearest dollar at the end of the calculations.
Click here to see answer by solver91311(17077)  |
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