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Question 235984: soybean meal is 12% protein:how many pounds of each should be mixed together in order to get 240 lbs mixture that is 9% protein.. how many lbs cornmeal should there be? how many lbs soybean should there be?

Click here to see answer by checkley77(6657)

Question 235985: in 1995 the life span of males in a certain country was 64.7 years. in 2001 it was 66.7 years. Let E represent the life span in year t represent the number of years since 1995.
E(t)=____t+____
E(11)=

Click here to see answer by ankor@dixie-net.com(6566)

Question 235983: the function H described by H(x)=2.75x+71.48 can be used to predict the height in centimeters of a woman whose humerous(the bone between elbow and shoulder)is x cm long. predict the height of a woman whose humerouse is 32 cm long.

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Question 235981: the width of a rectangle is fixed at 10 cm. what lengths will make the perimeter greaterthan 82 cm? the length must be greater than _____ cm

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Question 235118: jouliana has $5.05 in quarters and dimes. The number of quaters exceed twice the number of dimes by 1.Find the number she has of each kind.
Click here to see answer by solver91311(4818)

Question 235108: I have freshman algebra, and I had an assignment today with scientific notation
the problem was
(3,000)^3. When solving the problem I multiplied 3,000 x 3,000 x 30000= 270,000.00. I wrote the scientic notation as 2.7 x 10^9 was I correct
Click here to see answer by Edwin McCravy(2876)

Question 234904: You borrow $5000 from your parents and agree to repay them $5500 in five
years. They are charging you a flat simple interest rate. What is the interest rate.
Click here to see answer by rfer(2574)

Question 234897: please help! no idea where to start on this one
The first apartment I rented was 32 years ago in Chicago. The rent was $250 a
month. If inflation has been more or less around 4% a year and the rent has gone up
according to the inflation. What do you think the rent for that apartment is today?
Click here to see answer by Theo(547)

Question 234464: Two packages together weigh 32 kilograms the smaller package weighs 6 kilograms less than the larger. How much does each package weigh? Use the variable s and L show setup and work. This is what I have so far but I am confused now...
s + L = 32
-2(s+L=32)
-2s+-2L= -2(32)
-2s -2L = -64
-2s-2L = -64
2s + 6L =
Click here to see answer by checkley77(6657)

Question 234384: Use A=P(l+r)^t to find the interest rate r.Round to the nearest hundredth.
Assume that interest is componded annually.
$8000(P) grows to $8487(A) in 2 years(t)
Click here to see answer by stanbon(25944)

Question 233276: There are 36 coins in a purse, all nickels and quarters. There are 8 more quarters than nickels. The total amount is $6.20. How many nickels and quarters are there?
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Question 233261: Q1) Find the zeros of f(x) = x2 − x −12. The zeros of f(x) are? And?
Click here to see answer by edjones(3194)

Question 232472: The price of a cup of coffee was $2.20 yesterday. Today, the price rose to $2.55 Find the percentage increase. Round your answer to the nearest tenth of a percent.
Click here to see answer by stanbon(25944)

Question 232467: The price of a cup of coffee was $2.20 yesterday. Today, the price rose to 2.55 Find the percentage increase. Round your answer to the nearest tenth of a percent.
Click here to see answer by rfer(2574)

Question 231913: what is the amount of compound interest on 6,000.00 invested for two years at 9% compounded semiannualy

Click here to see answer by checkley77(6657)

Question 231734: what is total bill of 8.95 if tx is 8%
Click here to see answer by Jeff Gordon(20)

Question 231674: A janitor invested $11,000 for one year, part at 8%, and the rest at 11%. The 11% investment returns $450 more than the 8% investment. How much was invested at 11%?
Click here to see answer by stanbon(25944)

Question 231290: shiela invests part of part of$6000 at 6% interest and the other part at 11% interest. Her total annual income from these investments is $460. How much is investes at each rate?
Click here to see answer by rfer(2574)

Question 231031: i cant get the right answer in algebra can you help me my exam is on october 29 please help me
Click here to see answer by ankor@dixie-net.com(6566)

Question 230176: i owe 8,000 on student loan. My interset rate is 4.5 % I pay 125 a month. usually 95 goes to principle and the other 30 goes to interest. I want to know if this is correct?
Click here to see answer by ankor@dixie-net.com(6566)

Question 229643: A principal of $2400 is invested at 7.5% interest, compounded annually. How much will the investment be worth after 8 years?
Click here to see answer by shahas101(3)

Question 228218: simplify variable expression
-2(-5)q + (-72) (-q)
thank you
Click here to see answer by JenniferTutors(42)

Question 227754: Please help me solve this: .

Click here to see answer by Alan3354(5856)

Question 225980: A jar contains 40 coins consisting of dimes and quarters and having a total value of $4.90. How many of each kind of coin are there?
I know that somehow I use .1d+.25q=$4.90 but I don't know how to add the 40 in there. Help please!
Click here to see answer by edjones(3194)

Question 223820: if you invest $8,000 per period for 7 years at 8% how much would you have
Click here to see answer by checkley77(6657)

Question 223606: Okay, this one has be banging my head on my desk.
From June 2003 until April 2004 Blue airlines stock was worth approximately P=-4r^2+80t-360, where P denotes the price of the stock in dollars and to cooresponds to months, with t=1 cooresponding to January 2003.
During what months was the stock equal to $24

Click here to see answer by tutor_paul(424)

Question 223456: Hello, word problem get me everytime. I never know how to set them up.
Ash has $120,000 to invest and puts some in a CD at 4% annual interest. He puts the rest in a stock that earns 7%. How much did he invest in each to earn $7800 interest that year?
Thank you in advance
Click here to see answer by rfer(2574)

Question 222144: I need help in my algebra class setting up this word problem.
Jake invested $6,000, part at 6% simple interest and part at 4%simple interest for a period of 1 year. How much did she invest at each rate if each account earned the same interest?

Click here to see answer by ankor@dixie-net.com(6566)

Question 221884: When a single card is drawn from a shuffled deck of cards, find the odds against getting a 9.
Click here to see answer by Alan3354(5856)

Question 220941: Find the accumulated amount after 5 years if $12,000 is invested at 18% per year compounded continuosly. Do I use 365 and 1/2???? I'm confused.
Click here to see answer by checkley77(6657)

Question 220944: If 12,000 is invested at an interest rate of 18 % per year compounded continuously, how long will it take for the money to double?
Help, they threw me a curve ball with this one.
Click here to see answer by rfer(2574)

Question 220904: how is algebra applied in biology?
Click here to see answer by stanbon(25944)

Question 220784: Could someone explain how to solve the following problem?
Please.
Find the accumulated amount after 5 years if $12,000 is invested at 18% per year compounded monthly.
Thank you!!!!
Click here to see answer by Alan3354(5856)

Question 220751: 2/3 = 5/x
what does x equal and how do u work it out in a way were u do the same think to each side.
Click here to see answer by Alan3354(5856)

Question 220751: 2/3 = 5/x
what does x equal and how do u work it out in a way were u do the same think to each side.
Click here to see answer by tutor_paul(424)

Question 219998: A student buys a ticket to a concert at discount of 20%. His ticket cost $6.80.
What is full price?
Click here to see answer by likaaka(51)

Question 220275: The monthly payment on a 2-year loan is $500. The interest rate is 6.65% compunded monthly. What is the amount of the loan?
Click here to see answer by Theo(547)

Question 219967: an annuity pays 6.55% annual interest rate compunded semiannually. If $500 is deposited every six months for two years, how much interest is earned?
Click here to see answer by stanbon(25944)

Question 219366: Warren has 40 coins (all nickels, dimes, and quarters) worth $4.05. He has 7 more nickels than dimes. How many quarters does Warren have? I have been stumped for over an hour with this question. Can you help?
Click here to see answer by ankor@dixie-net.com(6566)

Question 219555: what interest rate is required for an investment with continuously compounded interest to double in 6 years
Click here to see answer by jim_thompson5910(13679)

Question 219423: A Fletchbuild coupon bond matures in four years, pays an semi-annual coupon rate
of 10.5 % and will be redeemed at a face value of $1,000 at maturity. If you require a semi-annually compounded return of 12 % on this investment what is the most you should be willing to pay for this bond?
Click here to see answer by Theo(547)

Question 218362: hello my name is anthony and i am haveing trouble with basic algebra equations and here is what i need help on

When kim works 40 hours in a week,she earns $560. IF she only works 35 hours, how much should she expect to earn?
Click here to see answer by Alan3354(5856)

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