Questions Asked on
August 21, 2012

Economics
A portfolio manager needs to pick winners  assets or securities with high expected returns and low risk. What is wrong with this statement?
asked by Marci 
Physics
A. A baseball is seen to pass upward by a window 28.1 m above the street with a vertical speed of 13.7 m/s. If the ball was thrown from the street, what was its initial speed? B. What altitude does it reach? C. How long before the ball passed the window
asked by Ashley 
science
Ann drove to the store 10 km north of her house and then drove to the library, which is 5 km south of the store. She drove a total distance of 15 km. What was Ann's displacement?
asked by jony 
Science.
An atom of uranium235 has a mass 235.043924 amu (atomic mass units). Using scientific notation, state the mass in amu of ten million such atoms.
asked by Jeremy 
algebra
A $15,000 Tbill is purchased at a 3.85% discount rate for 16 weeks. Find (a) the purchase price of the Tbill, (b) the maturity value, (c) the interest earned, (d) the effective rate of interest to the nearest hundredth of a percent.
asked by Felicia 
calculus
A hemispherical dome has a diameter of 100m. A spotlight is placed on point B along the circumference on ground level. A balloon is released at point A on the center at a rate of 2m/s. how fast is the shadow of the balloon move on the roof when the balloon
asked by arben 
Math
87.5 miles at a speed of 50 miles per hour. How long would it take them to drive?
asked by Michael 
algebra
A local bank lends $12,000 using a 150day 9% simple interest note that was signed on May 18. The bank later sells the note at a discount of 14% on July 5. Find (a) the discount, (b) the proceeds, and (c) the amount of money the bank gains or loses.
asked by Felicia 
algebra
The following note was discounted at 16%. Find (a) the discount period, (b) the discount, and (c) the proceeds. Date loan was made: March 15 Face Value: $6000 Length of Loan: 75 days Rate: 6% Date of Discount: April 5
asked by Felicia 
algebra
Sylvia Acuff invested money received from an inheritance for 9 months at 8% interest. If she received $720 interest on her investment during this time, find the amount that she invested.
asked by Felicia 
Science.
Express 0.0000000000375 in scientific notation
asked by Jeremy 
statistics/ Help!
What is the probability of pulling a heart from a standard (52card) deck of playing cards? A. .25 B. .50 C. .75 D. 1.0 Thanks very much!
asked by StudentD 
algebra
Sheila Spinney borrowed $32,500 at 7.5% simple interest for 180 days on January 7. The bank later sold the note at an 8% discount on March 2. Find the proceeds to the bank.
asked by Felicia 
algebra
Mel Sturbridge needs $24,700 to remodel his home. Find the face value of a simple discount note that will provide the $24,700 in proceeds if he plans to repay the note in 180 days and the bank charges an 8% discount rate.
asked by Felicia 
Operations Management
Twelve samples, each containing five parts, were taken from a process that produces steel rods. The length of each rod in the samples was determined. The results were tabulated and sample means and ranges were computed. The results were: A) Determine the
asked by Dave 
math
You have an aquarium for your new pet, “Shamu” the killer whale, that contains 100,000 pounds of ocean water with a salinity of 30 o/oo. a. Calculate how many pounds of salt are currently in the aquarium. b. You think Shamu may be allergic to salt, so
asked by amanda 
college algebra
analyze the graph of the following function. r(x)= x^2+x6  x^2x2 there are 8 steps but they don't make sense to me... please show work!! thanks
asked by alli 
Math
Tonya and Lauren are designing a soccer uniform.they want to use two colors on the shirt.thier choices are green,orange,yellow,purple,blue,and silver.how many ways can they choose two colors.
asked by Evelyn 
accounting
If the cost of, C(x), for manufacturing x units of a certain product is given by C(x)=x270x+4400, find the number of units manufactured at a cost of $7400?
asked by Crystal 
bussiness fianace.
• You deposit $5,000 into a 3year certificate of deposit account that pays an annual compound interest of 3.0%. When the CD period is up, you roll the entire balance over into another 3year CD paying 3.5%. How much will you have at the end of 6 years?
asked by Anonymous 
social studies
Which of the following best describes the difference between a keyword and subject search? Please make selection! A keyword search uses subject headings, but a subject search does not A subject search can retrieve false hits, but a keyword search does not
asked by william 
precal
Preform the indicated operations and write the results in standard form. ( i= imaginary number) √12(√4√2)
asked by katie 
Science.
You are carrying a 3.4 gallon jug full of cold water. Given that the water has a density of 1.0 grams per milliliter, and one gallon is equal to 3.8 liters, state the mass of the water in kilograms.
asked by Jeremy 
chemistry
How much heat is needed to change 4.5g of water at 10degrees celcius into steam at 150 degrees celcius?
asked by Brooke 
Math
Find the volume generated when the area bounded by the curve y^2 = 16x, from x = 0 to x = 4 is rotated around the xaxis.
asked by Fred 
math
Two cards are drawn from a standard deck of cards, and one of the two cards is noted and removed. Find the following probabilities of the second card. P(spade  spade) = 1 P(king  three) = 2 0
asked by Anonymous 
math
Using the distributive property of multiplication over addition, we can factor as in x2 + xy = x1x + y2. Use the distributive property and other multiplication properties to factor each of the following: 47.99 + 47 (x+1)Y +(X+1) x^2y+z^x3
asked by mary 
math
Can someone help me how to solve it. A new medically approved wheelchair was considered to be an improvement over a standard wheelchair by 325 out of 450 patients in a survery. 20) What is the margin of error for the survey? Round your ansewer to the
asked by Josh 
math
A certain lock has four tumblers, and each tumbler can assume four positions. How many different possibilities are there? 1
asked by Anonymous 
math
The equation d=3.5t+50 represents the distance in meters that a cyclist is from his home after t seconds
asked by malique 
geomontry
what is the lenght of the diagonal of a square (rounded to the nearest inch) with an area of 36in^2
asked by Mcgraw 
Math 5 grade
3/4 [5/2] The answer would be 15/8. Right?
asked by Shan 
Math
In order to get to school carly must first take take a bus 12 miles due east. she then gets off that bus and take another bus 9 miles due north in order to reach the school building. if there were a single bus traveling northeast that could take directly
asked by Mcgraw 
language arts
I've got one more collective noun question to make sure I'm understanding correctly. In the sentence, The jury (was, were) answering questions to stay on the case. Would the correct choice be were because questions is plural? Thanks...
asked by Brandi 
math
a square is made up of section a and section b. section a is 500 sq ft and section b is 1350 sq ft. what percent of the square is section a.
asked by kim 
math
Nancy's birthday is between August 10 and August 24. The date of her birthday is not an even number. The sum of the digits is 4. Show how to find the date of Nancy's birthday.
asked by Anonymous 
physics
Bottled water costs $0.55 for a 0.5 liter bottle. What would it cost to fill a bathtub with bottled water. The bathtub holds 7.13 cubic feet of water. (Recall that 1.00 inch = 2.54 cm, and that a liter is exactly 1000 cm3).
asked by tyler 
probability
A box contains 4 purple and 9 yellow balls.We take out 2 balls (with replacement). What is the probability of drawing a second ball yellow, if the first ball was purple? please sovle in details..thanks
asked by drek 
7th Grade Science
What can be inferred after performing the experiments in the atomic theory lab? A) Where matter comes from B) How salt is formed C) If salt can dissolve in water D) If matter is created or destroyed Is it D?
asked by kathy 
Business Law
Jules agrees to pay Dr. Smekyll a million dollars and Smekyll agrees to invent an automobile engine that runs on air rather than gasoline. Why would this contract not be legally binding? What could Jules and Smekyll do to make sure that their contract is
asked by Toya 
algebra
A 120day simple discount promissory note for $12,000 with a simple discount rate of 9% was signed on July 14. It was discounted on August 30 at 9.5%. Find the proceeds at the time of the sale.
asked by Felicia 
English
1. What is the title of the writing? It is "What a Great Market." 2. Where does Hojin live? He lives in Jeongseon, Gwangwondo. 3. Who is Ms. Johnson? She is Hojin's new English teacher. 4. Where are Hojin and Ms. Jhnson today? They are at the Jeongson
asked by rfvv 
science
What is the tiny hairs of hearing and sensing of an insect body?
asked by Beka 
algebra
Stephanie Venze signed a simple discount note for $3400 for 120 days at a rate of 12%. Find (a) the proceeds and (b) the effective interest rate based on the proceeds received by Venze.
asked by Felicia 
math
a library was mistakenly charged sales tax on an order of children's books, the invoice, including 5% sales tax, was for $1323. how much should the library have been charge?
asked by ravi 
science
A ball is thrown upward to 80m high, ball will be 2times at 80m during the interval of 6sec, accelaration 10 and find velocity?
asked by Anonymous 
4th grade science
What is a silk case covering the moth larva?
asked by Beka 
science
What is a larva?
asked by Beka 
science
What is the egglaying part of some female insects?
asked by Beka 
Physics
Suppose the force exerted by the air on one face of a cube is 8820N. Each side of the cube measures 30cm. Calculate the pressure on this face?
asked by Jacqueline 
algebra
After a 2 in. slice iscut off the top of a cube, the resulting solid has a volume of 32 in.2Find the dimensions of the original cube.
asked by hattie 
math
how to find the following limit : lim lnx/lgx x>infinity
asked by deel 
math
How do 9 boxes of 100 paper clips compare to 1,000?
asked by Anonymous 
math
16 to power 1/4 divided by 16 to the power 1/2 ?
asked by TUHITUHI 
chemistry
_mg(OH)†? + _H2SO4._mgSO4 + _H2O
asked by cynthia 
science
A ball is thrown upward to 80m high, ball will be 2times at 80m during the interval of 6sec, accelaration 10 and find velocity?
asked by Anonymous 
physics
Which could potentially cause you the greater injury: being tackled by a lightweight, fast moving rugby league player or being tackled by a player with double the mass but moving at half the speed? Explain your answer
asked by pee 
geometry
In Geometry how do I calculate the precion of 14 meters?
asked by jane 
Maths
A pack of 50 blank recordable cd's has a mass of 0.8g. The packaging has a mass of 80g. What is the mass of one CD?
asked by piripismum 
physics
i want a molecular explanation of behaviour of a piece of material under stress
asked by ahmad muhamad chul 
Math
If you are asked to compare two numbers, what two operations might you use? why?
asked by Rachel 
algebra
Create an equation for cell phone plan:$30 for the first 500 minutes plus $.20 for each additional minute.
asked by sarah 
math
3x=10+13x
asked by Sophia 
Math
How to make all sums the same in a 9 square box in every direction? Top row has a 89, and a 41
asked by Jojo 
Math
Add the fractions 2/3, 3/8 and 5/12 and reduce to lowest terms.
asked by Darrell 
Algebra I
What is a set notation? Please explain what it is and give examples as well please. It would help a lot. Thank you.
asked by Vanilla Bear 
language arts
I've run across another sentence I'm not sure on with collective nouns. The sentence is.. After winning, the team (receive, receives) individual trophies for different skills. Thanks..
asked by Brandi 
math
An auto manufacturer sends cars from two plants, I and II, to dealerships A and B located in a Midwestern city. Plant I has a total of 28 cars to send, and plant II has 8. Dealer A needs 20 cars, and dealer B needs 16. Transportation costs per car, based
asked by NotGonnaSay 
health
What types of food can saturated fats be found in? A. Lima beans B. Whole milk C. Seafood D. Potatoes I got A what do you think
asked by chris 
help please
By making smart food choices, you can help protect yourself from: A. Accidents B. Bone loss C. Type 2 Diabetes D. Both B and C
asked by chris 
Engineering
You have two balloons, one large (30 cm in diameter) and one small (15 cm in diameter) filled with helium. Both balloons are made of the same material (latex) and have the same unfilled material thickness (2 mm) and have a 3 cm diameter. You release both
asked by bobby 
Algebra2
Help? I Kind of understand this , but still I am stuck. 1. (2+4i)/3i 2. 3√50 + 72 3.(4+√15)^2 4.4+√20 5.7√2(4√3)
asked by Unknown. 
algebra
Problems with simple interest loan, how would I go by determining the amount?
asked by Tiffany 
physics
i want a simple laboratory method of determining a young modulus of a long thine wire
asked by ahmad muhamad chul 
stats
What does a p value p>0.05 mean? does it mean significant or insignificant? also, what does significant and insignificant mean?
asked by help 
american legion award???
What is american legion award??? My mom got that award when she was in 8th grade.
asked by Laruen 
Math
If Greg has the same number of 1blocks 10blocks and 100blocks to model an even number that is less than 400 what is the number?
asked by Nicole 
algebra
)Find a value of s such that x – 4 is a factor of f(x) = x3  2x2+ sx + 4.
asked by hattie 
chem
As the mass of the particle is increased while the speed of the particles remains the same, would you expect the bending to increase, decrease, or stay the same? i thought it would increase because of the weight pulling it. but it was wrong
asked by hannah 
biology
What is meant by the statment living things do not exist in isolation?
asked by keke 
algebra 1
how do you solve this equation with the substitution method. 1) 6x + 4y = 6/5
asked by debbie 
math refreshers
18 is what percent of 72? how to work this?
asked by lily 
math
The diagram represents of a fifths fraction strip. Sketch the whole strip. Explain your reasoning.
asked by brandon 
math math math
35 is what percent of 200
asked by lily 
sci/275
on the emission calculator what was your highest contributor
asked by monique 
writing
i was advise not to take eng 093 just yet which is basic english and and the courses i take requires me to write papers. Please help me with learning the basics of english, like putting the commas, semi in its apprioate space. also grammar!
asked by #####rena 
math
which is a rational number but not an integer? a.0 b.9/10 c.18 d.2.529432
asked by Adrean 
Corporate Finance
Finding the Capital Structure Fama's Llamas has a weighted average cost of capital of 9.8 percent. The company's cost of equity is 15 percent, and its cost of debt is 7.5 percent. Tha tax rate is 35 percent. What is Fama's debtequity ratio?
asked by Karen 
Health care admin.
What are some examples of ancillary services in health care? How do these ancillary services support the health care industry
asked by TIA 
geography
A stream has jumped its banks and is starting to flow through a formerly dry prairie. Trees are beginning to take root near the riverbed and are starting to develop a canopy. Explain what you believe will happen to the native grass that has flourished in
asked by amanda 
math
which is a rational number but not an integer? a.0 b.9/10 c.18 d.2.52943
asked by Adrean 
Percentage
34=54%x? How to do this question. Plz help ...
asked by Shan 
PHYSICS HELP!!!!!!!!
A major league pitcher can throw a baseball at about 45 m/s (about 100mph). If a baseball has a mass of .55kg how large is the impulse provided by the catchers mitt when he catches the ball.
asked by Anonymous 
PHYSICS HELPPPP!
When a tennis player hits .6kg tennis ball, the racket applies an average force of 250 N to the ball for a time about .15 seconds. Suppsoe that after the colliding, the 1 kg ball was measured to be moving to the left, but onl at 3.25 m/s. What would be the
asked by Anonymous 
Math Special Cases of Quadratic Equations
x^2+5=30
asked by Babu 
Physics
Talking about significant figures, my Physics textbook lists 5 rules for determining significant figures. 1) All nonzero digits are significant. 2) Zeros to the right of nonzero digits in a number containing a decimal point are significant. 4) Zeros to the
asked by Autumn 
Geometry
You want to frame a picture that is 5 inches by 7 inches with a 1 inch wide frame. What is perimeter of outside edge of the frame.?
asked by Gina 
geography
which country is the biggest (mongolia,china,southkorea,north korea,japan? p.s. i am 8 yaers old and going to 4th grade so use 4th grade words so thank you but no thanks to the geeks. sincerely, cesia xoxo
asked by cesia 
physics
sand has more friction or less friction
asked by liza 
chemistry
boiling point of ammonia is lower than benzene. why?
asked by Anonymous 
omm 612612 Managing in Social Change
If you could choose between what we called the AngloAmerican political economy and the continental European model of political economy, which would you prefer? Why?
asked by brenda 
physic
In order to qualify for the finals in an race, a runner must achieve an average speed of 5.24 m/s for the entire mile race. If she runs at a constant speed of 4.63 m/s for the first half of the 1609 meter race, what constant speed must she maintain for the
asked by tyler 
physics
While doing some interval training, a runner runs a distance interval at a pace of 4.00 m/s. She then runs the next interval at 4.500 m/s and the last interval at 5.500 m/s. Assuming each interval is exactly 125. m, what is her average speed for this
asked by tyler 
Math
Please help: find the length of the curve 2y^2 = x^3 from the origin to x=10.
asked by Todd 
math
Using the distributive property of multiplication over addition, we can factor as in x2 + xy = x1x + y2. Use the distributive property and other multiplication properties to factor each of the following: 47.99 + 47 (x+1)Y +(X+1) x^2y+z^x3
asked by jen 
physics
A ranger in a national park is driving along at 17.9 m/s when a deer jumps into the road 65. m ahead of the vehicle. After a reaction time of t seconds, the ranger applies her brakes, which produce an acceleration of 2.8 m/s2. What is the maximum reaction
asked by tyler 
math
95(12) + 24x = 5340 solve for x Simplify the following using properties of exponents. Leave answers as powers. 6^2.2^2.3^2 =
asked by mary 
Math
Ryan saved $55 more than Jim. Chris saved 6 times as much as Jim. Donna saved half as much as Chris. If the children saved $3245 altogether how much did each child save?
asked by Dell 
chemistry
What is the pH of a 0.250 M NH4Cl solution? Kb for NH3 = 1.8 × 10−5. Thank you.
asked by fenerbahce 
physics
what is physical independence of force
asked by radhey 
Math
Ticket sales for a recent weekend concert totaled $30000. If 300 more tickets were sold Saturday than in Firday and each ticket cost $25 how many tickets were sold on Saturday ?
asked by Dell 
vectors
A sailboat is out on the water for a cruise. First it sails at a rate of 4.93 m/s, at an angle of 120.0° for a period of 65.0 minutes. The wind then shifts and the vessel makes progress at a rate of 2.19 m/s, at an angle of 85°, for a period of 35.0
asked by james 
help please
Which age groups benefit from physical activity? A. Children B. Middle aged adults C. Older adults D. All of the above
asked by chris 
Economics
According to the aggregate expenditure function, as the price level decreases, it is reasonable to expect that A the automonos and induced expenditures increase B only the autonomous expenditures increase C only hie induced expenditures decrese C. The
asked by May 
Economics
An increase in the amount of money circulating in the econmomy, ceterics pair bus will result in which of the following A. Demand side inflation B. supply side deflation C. Supply side inflation D. Demand side deflation
asked by May 
Economics
Classical macroeconomics theory concludes that ultimately A. Fiscal policy generates only quantity effects B. erratic investment causes long business cycles C. Functional finance cures excessive budget deficits D. Natural state of the economy is at full
asked by May 
Math
Shoshanna is going to use 12 baseten bloacks to model the largest possible number less than 999. Then she will use another 12 blocks to model the smallest possible number less than 999. What are the two numbers?
asked by Nicole 
math
how many numbers from 1 to 200 have an expanded form that is identical to a standard form? What are they? can you help me understand it?
asked by yanina 
precal
(x^2+11)/(3x) x=4i
asked by katie 
math math math
24 is 60% of what numberr
asked by lily 
Legal Transcription
Exam No. 465802 Exam Name LEGAL TRANSCRIPTION PROJECT Need to see someones done exam
asked by T 
Science.
Sara has lived 18.0 years. How many seconds has she lived? Express the answer in scientific notation. Use 365.24 days per year for your calculations.
asked by Jeremy 
Science.
Assume a typical hummingbird has a lifespan of 4.0 years and an average heart rate of 1300 beats per minute. (a) Calculate the number of times a hummingbird's heart beats in its life, and express it in scientific notation. Use 365.24 days per year. (b) A
asked by Jeremy 
Algebra2
How Would You Solve This? I have many other problems similar to this one: 1.√3x =2√x+1
asked by Unknown. 
English
Is this sentence correct? If not, could you point out what part is not correct? As an incentive to attend the local college, our father told my brother and I that we could use his company car for transport.
asked by Catherine 
Decimal division
2 /25 = .08 why we add 0 with decimal, in some questions we don't add 0. Plz explain .
asked by Shan 
math math math
what are the formulas for the area and circumfrence of a circle
asked by lily 
Math
A 12,000 lb truck is backing up at 5 mph. When it strikes a 170 lb person the driver immediately applies the brakes. How far will the truck go before it stops?
asked by Dick 
AP Chem
how many milliliters of 0.10 M HCl must be added to 50.0 mL of 0.40 HCl to give a final solution that has a molarity of 0.25 M?
asked by Allie 
American Governement
Cite five reasons that Americans should trust the government?
asked by Robin 
Finance
Suppose that you want to purchase a home for $450,000 with a 30 year mortgage at 6% interest. Suppose that you can put 40% down. Assume that the monthly cost to finance $1,000 is $6.00. What are the monthly payments
asked by Anonymous 
MATH
A WALL 9 FT.HIGH CAST A SHADOW OF 15 FT. FIND THE ANGLES OF THE SUN'S RAYS WITH THE GROUND?
asked by ROSIEFE 
science
suppose you want to find out about boiling points of different liquids: describe how you could go about finding the information.
asked by ronald 
MATH
A SQUARE GARDEN HAS AN AREA OF 65 SQUARE METERS. THE LENGTH OF A SIDE IS BETWEEN WHICH TWO MEASUREMENTS.
asked by ROSIEFE 
social studies
help with portfollo on christopher columbus voyage using two voices?
asked by yoda 
MATH
A TRIANGLE IS INSCRIBED IN A CIRCLE SUCH THAT ONE OF ITS SIDES IS A DIAMETER OF THE CIRCLE.IF THE RADIUS OF THE CIRCLE IS 30.5 CM AND ONE OF THE SIDES IS 60 CM, FIND THE AREA OF THE TRIANGLE?
asked by ROSIEFE 
spanish dos
What does this sentence mean? Buscar firmas. Trata de consequir una firma distinta para pregunta. It's for a worksheet
asked by claire 
7th Grade Math
In an addition problem the answer should have the same number of significant figures as the measurement with the mot decimal places. True or False? I say True.
asked by kathy 
math
Find the probability whose odds against are given in the problem. Odds against are 3 to 7. 1
asked by Anonymous 
Math
Fiind the area bounded by the parabola y^2 = 8x, the x axis and the line x=2
asked by Drew 
math
Find the probability which odds in favor are given in problem. Odds in favor are 7 to 2. 1 0
asked by Anonymous 
algebra 2
a when a,=10 and d=3
asked by BERNIE 
math
Do the equations x = 5y + 3 and x = 5y – 3 have the same solution? How might you explain your answer to someone who has not learned algebra? 200 words or better
asked by Richard 
math
What are the odds in favor of drawing a card higher than a jack from an ordinary deck of cards? 1 to 2 0
asked by Anonymous 
english
'why don't you get intoxicated', he said will you please change the above sentence into reported speech
asked by R S Telagathoty 
math
What is the probability of obtaining exactly four heads in five flips of a coin, given that at least one is a head? 1 0
asked by Anonymous 
Math
Check And Help? 1. √x10+4=0 Answer: x=26 2.√3x+1=7 Answer: x=16 Help With These: 3. √x+6=x how would you solve this? I don't get how would It? 4. √x+4 = √x1+1 it looks similar to problem 2 but it doesn't quite have the same amount of numbers in
asked by Unknown" 
Calculus
A 15.2F capacitor has an initial voltage of 2.00 V. It is charged with a current given by i=tã5=t^2. Find the voltage across the capacitor at 1.75 seconds.
asked by Tim 
math
An oildrilling company knows that it costs $28,000 to sink a test well. If oil is hit, the income for the drilling company will be $445,000. If only natural gas is hit, the income will be $145,000. If nothing is hit, there will be no income. If the
asked by Anonymous 
english
the poor man used to carry his heavy load to the market everyday can you pl change the above sentence into passive voice
asked by R S Telagathoty 
math
This was on my 5th grader's homework: what is the least number you can make using all of the digits from 0 through 9 exactly once? My answer was 1,023,456,789. The teacher says it's 0,123,456,789. I think that if the zero is the first digit, it's not
asked by stick 
Science
9. Which one of the following statements is characteristic of liquid water? A. It has a definite shape but not a definite volume. B. It has neither a definite shape nor a definite volume. C. It has a definite volume and a definite shape. D. It has a
asked by Sara 
Math
Help Solving These? There Are more like these , but i need examples to help me with the others. 1.5/2y+6 + 1/y2=3/y+3 2. 3/3x2 = 4/2x+1 3.5/3x  1/9 = 1/x 4.2/x^2x12 6/x+4 = 2/x3
asked by Unknown 
math
solve rs=3y+1,st=2y,rt=21
asked by dakota 
Observing develpment of the young child
One of the advantages using an anecdotal record as a recording Method is that? A, the observer needs no special traing, B, it gives a complete picture of the child's development C, the observer is restricted to recording only the kind of behavior D, the
asked by Olivia 
Logic
In the truth table for an invalid argument,
asked by Anonymous 
physics
one liter (1000cm3) of oil is spiled onto a smooth lake. if the oil spreads out uniformly until it makes an oil slick justone molecure thick, with adjcent molecules just touching estimate the diameter of the oil slick. Assume the oil molecules have a
asked by kels 
math
There are 40 children in a class. n of them do not wear spectacles. 4/5 of the boys and 2/3 of the girls wear spectacles. Express the number of boys who wear spectacles in terms of n.
asked by Im 
algebra 2
find the anuity,(a1=$5000,I=0.08,n=10 thank you and thank you for the other answer also.
asked by BERNIE 
Math
Mr. Carpenter sent his wife to the store to buy 200 square feet (A) of carpet, but he forgot to tell her the length (L) and width (W) of the carpet (A=L*W). How many different sizes of carpet can she get and still have 200 square feet of carpet?
asked by Sandy 
Math
Find the average ordinate for y=x^2 from x=0 to x=6
asked by RJ 
science
1.How many meters away is a cliff if heard one half second after the original sound? Assume that sound travels at 343m/s on that day
asked by robert 
Math
What is the area of a parallelogram with side 6cm, 6cm, 9cm, 9cm?
asked by kathy 
math
How many ounces of water could be held in a cylinder that has a radius of 2inches and a height of 7 inches if every cubic inch of volume cantains onefourth ounce of water?
asked by k 
ma
Simplify each of the following using properties of exponents. Leave answers as powers a.3^8.3^4 b.5^2.5^4.5^2 c.6^2.2^2.3^2
asked by jen 
geography
Since the 1970s, European governments have tried to limit:
asked by regina 
Home economics
I need help on a hw question. Can a company bill you if you just give them your billing address or do they need a credit card number(or some type of payment)
asked by sara 
chemistry
Calculate the pH of an Aqueous 3.8 x 10^5 M solution of barium hydroxide. I need help.
asked by Vincent 
Algebra 2
if the angle of elevation of the sun with the ground is 10 degrees, what is the length of a shadow cast by a six foot person to the nearest foot?
asked by courtney 
Algebra2
Help Solving This? 1.√3x = 2√x+1 2.2√n + 3 = n 5 Rational Exponet Equations: 1.3x^5/2  9 = 0 2.(2x+3)^1/4=4
asked by Unknown 
pleeeeeeeeeese
im writing a speech about hoola hooping can you help me and give me 5 ideas. and if u want give me more.
asked by Blair 
Algebra
Help . ? 1. 5/a5 1 = a/a5 2. 65n/n = 4+ 5/n 3. a/a2+ 2/3 = 2/a2 4. x1/3+ x+2/4 = 1/6
asked by Unknown 
math
my present salary is $1,560.00. I was offered a new position at $8.60 per hour with 1 1/2 hrs pay for overtime after 40 hours of work per weeke. How man hours of overtime per week would I need to earn the $390.00 per week.
asked by kim 
to ms.sue
can you give me ideas. not websites
asked by Blair 
Reflections/English
For the 20122013 Reflections the theme is The Magic of a Moment ... What does The Magic of a Moment means because I'm really confused????
asked by Laruen 
Algebra
Help Pleasee! Rational Exponet equations 1. 3x^5/2 9 = 0 2. (2x+3)^1/2=4 Equations With rational expressions: 1. 3/x+3  1/x2 = 5/2x+6
asked by Unknown 
Alebra, etc.
Simplify: 4x+32
asked by Anonymous 
math
so i got a math work sheet and i cannot figure out the math puzzle and to get the answer you have to do the work but i need help. Does anyone know what the answer to what did the spanish farmer say to his chicken is?
asked by Megan 
math
Estimate. 247 * 974 a. Write your estimate as a number sentence: ________________ b. How I estimated : ________________________________
asked by DAVID 
math
From a survey of 100 college students, a marketing research company found that 70 students owned iPhones, 45 owned cars, and 40 owned both cars and iPhones. (a) How many students owned either a car or an iPhone (but not both)? 1 students (b) How many
asked by Anonymous 
math
Determine the down payment and the amount to be financed for each home described below. (a) $360,360; 10% down The down payment is $ 1 The amount to be financed is $ 2 (b) $960,000; 20% down The down payment is $ 3 The amount to be financed is $ 4
asked by Anonymous 
math
In how many ways can a chairperson and a vice chairperson be selected from a committee of 24 senators? 1 ways
asked by Anonymous 
Intermediate Algebra
How can I graph y=2x+3 and y=x+3 i the cartesian plane?
asked by Myrvyne 
physics
If a truck is moving at 20m/s forward with relative to the ground, and a ball is fired 20m/s backward from the truck, what would be the velocity of the ball with respect to the ground?
asked by rachel 
Language Arts
Having trouble with a new concept we are learning. In the sentence below should the answer be their or its and why? Thanks. The marching band picked up (their, its) new uniforms today.
asked by Brandi 
Math
Find two numbers that have 2,3 and 5 as factors. What other factors do the two have in common?
asked by Carly 
vocab fragments
The number of driveins has fallen drastically. Perhaps because escalating land prices make property too valuable for use in this way. Or the fact that they are open only during the summer months in some areas.
asked by Brena 
Math
Find two numbers that have 2,3 and 5 as factors. What other factors do the two have in common?
asked by Carly