
math
The buying and selling commission schedule shown below is from a wellknown online discount brokerage firm.? Taking into consideration the buying and selling commissions in the schedule find annual rate of interest earned by each investment? Transaction
asked by b on May 2, 2013 
Physics
Three spiders are resting on the vertices of a triangular web. The sides of the triangular web have a length of a = 0.85 m, as depicted in the figure. Two of the spiders (S1 and S3) have +7.7 µC charge, while the other (S2) has −7.7 µC charge. a)What
asked by Jimmy on January 12, 2014 
AP Chemistry
What percent (by mass) of granulated sugar is fructose, and what percent of it is sucrose? Background: We are doing a colligative properties lab in my class where we are to add 20 grams, 40 grams, 60 grams, and 80 grams of sugar to 100 grams of water, and
asked by David on December 6, 2014 
Introductory Accounting
The question is Burlin company starts the year with $188,000 in assets and $37,600 in liabilities. Net income for the year is $47,000, and no dividends are paid. How much is owners' equity at the end of the year? So what I thought what i would have to do
asked by sarah on February 3, 2016 
Math
For the pair of supplyanddemand equations, where x represents the quantity demanded in units of 1,000 and p is the unit price in dollars, find the equilibrium quantity and the equilibrium price. 2x + 9p  93 = 0 and 3x  14p + 108 = 0 a. equilibrium
asked by Kal Jay on October 21, 2016 
Calculus Help
A highspeed bullet train accelerates and decelerates at the rate of 4 ft/s2. Its maximum cruising speed is 90 mi/h. (Round your answers to three decimal places.) (a) What is the maximum distance the train can travel if it accelerates from rest until it
asked by Ali on April 19, 2014 
english
If there is a problem with a given sentence, write the letter corresponding to that problem in the appropriate blank. If there is no problem with the sentence, put “C” in the blank. A. Dangling/Misplaced Modifier B. Parallelism Error C. Correct
asked by Anonymous on May 3, 2012 
Statistics
You look at the relationship between how much time people spend on the website ‘Bookface’ and how productive they are at work. time spent on Bookface is the predictor variable, and time spent working is the response variable. correlation between
asked by claire on March 22, 2017 
CHEMISTRY
A) We have an experiment , using the solution of KNO3 , measured freezing point of solution is 1.15 degree , and using a sample of pure water the thermometer read o.25 degree as freezing point of the sample , calculate the molal concentration of KNO3
asked by MAD on July 4, 2014 
Math
A business woman intends to rent a car for a 3 day business trip. The rental is $65 a day and $.15 per mile (plan 1) or $90 a day with unlimited mileage (plan 2). She is not sure how many miles she will drive but estimates that it will be between 400 and
asked by Anonymous on December 10, 2015 
geography
Hello i have looked throughout my textbook and my question is cause i can't find it farmers in southeast Asia have adapted to the dry climate of the region by... A.Building Dams and irragation systems B. covering Large ares with forests. C. becaoming
asked by Amanda on November 19, 2009 
Language Arts
1. One would expect people living in utopian society to be A. wealthy B. difficult C. idealistic D. impossible*** 2. Which statement best describes a utopian community? A. People band together to share resources and duties equally.*** B. Resources are
asked by Dude that smells on May 3, 2017 
Chemistry
#3 a)What is the pH when 1.25L of a 0.200 M solution of the strong electrolyte NaH2PO4 is mixed with 1.00 L of a .150M solution of the strong electrolyte Na2HPO4? b)What is the pH if the volume of the solution in problem #3a is doubled? c) What is the pH
asked by Aletha on April 1, 2007 
physics
A firefighter at streetlevel, 55.0 m away from a burning building, directs a stream of water from a fire hose at an angle of 35.0° above the horizontal. If the speed of the stream is 50.0 m/s, at what height will the stream of water strike the building?
asked by micole on May 16, 2007 
MATH
Of all the videotapes in a large shipment, 21% have a defective tape, 16% have a defective case, and 11% have both defects. If you purchase one of the videotapes in this shipment, find the probability that it has the following. (a) A defective tape or a
asked by puzzled on January 30, 2011 
College Calculus
Let f(x) = 3x^2  2x + 1 a) write an equation of the line going through the points (1, f(1)), and (2, f(2)). b) Find a point on the graph of f where the tangent line to the graph has the same slope as the line in part (a). Write the equation of the tangent
asked by NYCalc on March 7, 2011 
Physics
A block of mass m is placed in a smoothbored spring gun at the bottom of the incline so that it compresses the spring by an amount x_c. The spring has spring constant k. The incline makes an angle theta with the horizontal and the coefficient of kinetic
asked by Trevor on March 13, 2011 
Mathematics
Out of 65 players,11 play basketball only,11 play both basketball and cricket.The number of players who play cricket is twice the number of players who play basketball.By using a venn diagram find the number of players who play cricket only and who don't
asked by Bhawana on July 18, 2016 
Env Science
Distinguish between highquality energy and lowquality energy, and give an example of each. Relate these terms to energy efficiency Since this is not my area of expertise, I searched Google under the key words "'high quality' 'low quality' energy" to get
asked by Kim on July 9, 2007 
PHYSICS (HELP!!!)
An object of mass m=80 kg moves in one dimension subject to the potential energy U(x)=λ4(x2−a2)2+b2x2.(1) Here we use λ= 9 kg/(m2s2), a= 9 m, and b= 719 kg/s2. (a) How many equilibrium points (stable and unstable ones) does this potential have? n= 1 2
asked by Anonymous on November 1, 2013 
CHEMISTRY
Ethylamine, CH3CH2NH2, is an organic base with pKb = 3.367 at 298 K. In an experiment, a 40.0 mL sample of 0.105 mol L1 CH3CH2NH2 (aq) is titrated with 0.150 mol L1 HI(aq) solution at 298 K. (a) Write a balanced chemical equation for the neutralization
asked by sabrina: I am having difficulties with this! on November 28, 2012 
CHEMISTRY
Ethylamine, CH3CH2NH2, is an organic base with pKb = 3.367 at 298 K. In an experiment, a 40.0 mL sample of 0.105 mol L1 CH3CH2NH2 (aq) is titrated with 0.150 mol L1 HI(aq) solution at 298 K. (a) Write a balanced chemical equation for the neutralization
asked by sabrina on November 27, 2012 
CHEMISTRY
Ethylamine, CH3CH2NH2, is an organic base with pKb = 3.367 at 298 K. In an experiment, a 40.0 mL sample of 0.105 mol L1 CH3CH2NH2 (aq) is titrated with 0.150 mol L1 HI(aq) solution at 298 K. (a) Write a balanced chemical equation for the neutralization
asked by sabrina: PLease someone help! on November 28, 2012 
CHEMISTRY
Ethylamine, CH3CH2NH2, is an organic base with pKb = 3.367 at 298 K. In an experiment, a 40.0 mL sample of 0.105 mol L1 CH3CH2NH2 (aq) is titrated with 0.150 mol L1 HI(aq) solution at 298 K. (1a) Write a balanced chemical equation for the neutralization
asked by sabrina: Please help on November 28, 2012 
CHEMISTRY
Ethylamine, CH3CH2NH2, is an organic base with pKb = 3.367 at 298 K. In an experiment, a 40.0 mL sample of 0.105 mol L1 CH3CH2NH2 (aq) is titrated with 0.150 mol L1 HI(aq) solution at 298 K. (1a) Write a balanced chemical equation for the neutralization
asked by sabrina: Please help on November 28, 2012 
Chemistry
Find the unit cell (simple, bcc, fcc), type of holes where the smaller ions are found (tetrahedral, octrahedral, cubic), and number of cations and anions per unit cell for the following compounds: CdSe CsI Li2O KBr NaCl ZnS(I) i did this and i got most of
asked by kooler on February 15, 2010 
math
May has 10 fewer marbles than Albert. May has 5 more marbles than Jenny. Albert gives4 marbles to Jenny. May gives another 6 marbles to Jenny. Jenny has 13 marbles now. Find the number of marbles each of them had at first. Jenny had 3 marbles. May had 8
asked by Savanah on January 5, 2015 
Language Arts
Is my first paragraph of the essay good? Correct some mistakes. The Lightning Thief book and movie are different and same in many ways. The book of the Lightning Thief is more interesting and detailed for most people who read the book and watched the
asked by Justin on February 8, 2011 
algebra/materials engineering
what phases are present in a slow cooled 1090 stell and how much of each of these phases are present? so the phases are cementite and pearlite and it's hypereutectoid. The formula is hypereutectoid=cementite(6.67%)+pearlite(0.8%) I know in a 1090 steel,
asked by Anonymous on October 18, 2010 
algebra
Find the volume of a right circular cylinder whose base has an area of 6 cm^2 and whose height is 17 cm. am i right that V=(b1+b2)H Check the formula you used. The volume of a right circular cylinder is V=pi*(r^2)*h where r is the radius and h is the
asked by cassii on September 27, 2006 
HELP!
What caused states to demand a constitutional Convention and explain why? What three issues caused the most conflict during the Constitutional Convention and why? How did the COnstitutional delegates solve these problems? Plese tell me good site and teach
asked by cc on October 19, 2006 
English
Here is my rephrase. Actually, I don't have much time to find synonyms, so I hope you can help me. 1) At the beginning of the passage taken from Chapter sixteen of Robinson Crusoe,Friday is described as a fascinating, goodlooking young man in his late
asked by Henry2 on January 17, 2012 
English
1)Don’t use plastic bags but you must use….. (but use …… instead?) 2)He enjoyed the results of his experiments until he murdered an old man 3)He had to find which of/among Mr Williams’s servants had stolen a ring from.. 4)Civil rights for black
asked by Franco on January 7, 2010 
social studies
1. Why was there so much migration after World War II in Europe? Select all that apply. A. New laws after the Allies won the war restricted Germans. B. Widespread damage after the war made people look for new housing. C. Shifting national boundaries made
asked by woah on April 4, 2019 
Algebra
Ticket sale for a music concert was $2,160. Three times as many tickets were sold for the Saturday night concert as were sold for the Sunday afternoon concert. Two times as many tickets were sold for the Friday night concert as were sold for the Sunday
asked by Tiffany on October 22, 2015 
PHYSICS
The boom crane in the diagram is in static equilibrium and weighs 2000 N with its center of gravity in the middle of its length. It is supported by a frictionless pivot at the left end and a cable connected to the center of the boom and is supporting a
asked by JENNY on December 11, 2006 
Algebra
3. To estimate animal populations, biologists count the total number of animals in a small section of a habitat. The total population of animals is directly proportional to the size of the habitat (in acres) polled. a. Write an equation using only one
asked by Anonymous on March 17, 2009 
Algebra
To estimate animal populations, biologists count the total number of animals in a small section of a habitat. The total population of animals is directly proportional to the size of the habitat (in acres) polled. a. Write an equation using only one
asked by Micah on January 21, 2008 
Algebra
3.To estimate animal populations, biologists count the total number of animals in a small section of a habitat. The total population of animals is directly proportional to the size of the habitat (in acres) polled. a.Write an equation using only one
asked by NA on March 18, 2009 
Algebra
To estimate animal populations, biologists count the total number of animals in a small section of a habitat. The total population of animals is directly proportional to the size of the habitat (in acres) polled. a.Write an equation using only one variable
asked by Micah on January 21, 2008 
Physics URGENT!!!!
1.A 75 kg passenger in a van is wearing a seat belt whent he van moving at 15m/s, collides with a conrete wall. The front end of the van collapses 0.50 m as it comes to rest. a) what was the paseenger's kinetic energy before the crash b) What average force
asked by kelly on April 9, 2011 
Math Algebra
To estimate animal populations, biologists count the total number of animals in a small section of a habitat. The total population of animals is directly proportional to the size of the habitat (in acres) polled. a.Write an equation using only one variable
asked by Micah on January 21, 2008 
Algebra
To estimate animal populations, biologists count the total number of animals in a small section of a habitat. The total population of animals is directly proportional to the size of the habitat (in acres) polled. Write an equation using only one variable
asked by Jack on April 8, 2008 
calculus
When a ball is thrown vertically upward into the air with a velocity of 79 ft/sec its height, y(t), in feet after t seconds is given by y(t) = 79t − 16t 2 . Find the average velocity of the ball over the interval from 3 to 3 + h seconds, h 6=/= 0. 1.
asked by Morgan on December 1, 2014 
US History
I need help with a cartoon. I can't find it online so I know it'll be hard to understand. Any help is appreciated! In the cartoon there's two men laying in bed one is Uncle Sam(the hat he wears is on the bed post) and I'm not sure who the other is, just a
asked by Sarah Beth on December 1, 2011 
Chemistry
A student recorded the following data for copper sulfate pentahydrate. Weight of crucible and cover (after heating to constant weight), 28.120g Weight of covered crucible plus sample, 31.020g Weight of covered crucible plus sample after heating to constant
asked by Anonymous on November 8, 2009 
phsyics
Posted by MELANA on Thursday, October 18, 2007 at 5:14pm. An object in equilibrium has three forces exerted on it. A 30 N force acts at 90° from the xaxis and a 44 N force acts at 60° from the xaxis. What are the magnitude and direction of the third
asked by MELANA on October 18, 2007 
SS HELP FAST!!!
So, I Need Help On This One, I'd Like It If You'd Just Say What You Mean and Not Site a Site or anything like that, But, HELP!. The growth of China’s economy has caused pollution problems. Explain why the government continues to use coalfired power
asked by Agala on December 13, 2016 
math
the results of a survey of 100 households pointed to shoppers having a preference for house brand products in supermarkets It showed that of 280 households with a combined income of $6000 per month, 71 reported buying house brand products from June to
asked by polishy on December 8, 2011 
geometry
Lines M and T are parallel with a Transversal line P. [Labeling for the angles on line P intersecting M are, top right corner is angle 1, the top left is angle 2, the bottom left is angle 3, and the bottom left is angle 4. This pattern {top left, top
asked by John on January 25, 2012 
7th grade math help Ms. Sue please
Hi! Sorry to keep bothering you with questions. Can you help me on 6 and 13 please? I cannot find the answers. Also, can you check my answers to 11 and 19? Thanks! 6. If point A is located at (0, –8) and B is located at (4,–5), what is the distance
asked by Delilah on October 24, 2012 
ap algebra
can you check my answers please? Find the zeros for the polynomial function and give the multiplicity for each zero. State whether the graph crosses the xaxis or touches the xaxis and turns around, at each zero. f(x) = 2(x  2)(x + 4)^4 2, multiplicity
asked by Tyra on October 15, 2007 
Algebracheck my answers
can you check my answers please? Find the zeros for the polynomial function and give the multiplicity for each zero. State whether the graph crosses the xaxis or touches the xaxis and turns around, at each zero. f(x) = 2(x  2)(x + 4)^4 2, multiplicity
asked by Tyra on October 20, 2007 
Social Studies
Who were the Sioux and what did they do in their everyday lives? Since this is not my area of expertise, I searched Google under the key words "Sioux Indians" to get these possible sources: http://www.newadvent.org/cathen/14017a.htm (Broken Link Removed)
asked by Nicole on October 10, 2006 
Precalculus
To estimate the height of a building, two students find the angle of elevation from a point (at ground level) down the street from the building to the top of the building is 33 degrees. From a point that is 300 feet closer to the building, the angle of
asked by marie darling on April 26, 2013 
math,algebra
can someone just set up the equations for me for this problem. thanks... Problem #1 A plane took 1 hour longer to travel 560 miles on the first portion of a flight than it took to fly 480 miles on the second portion. If the speed was the same for each
asked by jasmine20 on April 17, 2007 
Algebra 2
A factory is producing DVD and Blu Ray discs. For each case of DVDs they make $180 profit. For each case of Blu Ray they make $250. The DVDs take 3 minutes of machine time and 7 minutes of labor. The Blu Rays take 4 minutes of machine time and 12 minutes
asked by Precious on January 31, 2012 
Chemistry
In a experiment to determine the molecular weight and the Ka for ascorbic acid (vit. c.) a student dissolved 1.3713g of the monoprotic acid in water to make 50 mL of solution. The pH was monitored throughout the titration. The equivalence point was reached
asked by Tri on May 19, 2007 
math
please check this. 1. What is a reasonable distance between two cities? A.200 km* B.200 m C.200 cm D.200 mm 2. 6,501.5 km = ? m = 6,501,500 m. 3.Find the perimeter of the rectangle with length 97 inches and width 17 inches.228 in.* 211 in. 1,649 in. 114
asked by Meep on May 22, 2017 
Chemistry
At a particular temperature, K=3.75 for the following reaction. SO2(g) + NO2(g) (reversible arrows) SO3(g) + NO(g) If all four gases had initial concentrations of 0.500 M, calculate the equilibrium concentrations of the gases. K=(.5+x)^2/(.5x^2) solve for
asked by Taasha on July 30, 2007 
science leaf collection
Can someone give me a website with names and pictures of all kinds of leaves?If possible by today or tomorrow, I would really appreciate it. Thank you for helping me!!! Stacy =) This site has all kinds of leaf collection pictures.
asked by Stacy on August 19, 2007 
Chemistry
Teh molar mass of a compund is 92.0g/mol. Analysis of the compound indicates that it contains .606g Nitrogen and 1.339g Oxygen. Find its molecular formula? I was wondering can oyu explain how you received your answer Convert grams to mols. mols nitrogen =
asked by mZ. YoU on February 15, 2007 
math (opt) math 2
A flagstaff of placed at one corner of a rectangular playground 40m long and 30m wide. If the angle of elevation of the top of flag staff from the opposite corner of 30°, find height of the flagstaff. (The question is complete and I have cross checked the
asked by A GOODSTUDENT on September 10, 2016 
Standing waves and resonance (physics)
A nylon string has a linear density of 7.2g/m and is under a tension of 150N. The fixed supports are 90cm apart. The string is oscillating in the standing wave pattern. Find a)speed b)wavelength c) frequency v=sqr(F/u(linear density) v=sqrt(150N/7.2g/m) =
asked by Susane on February 6, 2007 
Physics (Stress & Strain)
A uniform bar 1.900m in length and having a cross sectional area of 10.500cm^2 is subject to a loading of 5550.000N. This load causes an extension of the bar length of 1.100mm. Calculate the stress and strain produced. Stress = Load/ Area Strain = Change
asked by Danny on June 23, 2013 
Chemistry
Hi Please help verify my answer to the following question: 0.500g of pure phosphorous was burned in excess pure oxygen to give a product that has a mass of 1.145 g. What is the empirical formula of the resulting compound? By the use of a mass spectrometer
asked by Helpme on October 15, 2011 
inglesh
In “The Raven and the First Men: The Beginnings of the Haida,” which evidence best helps the reader infer that the Haida might find it acceptable behavior to play tricks on one another? The story presents Raven’s trick against the Sky Chief in a
asked by Anonymous on September 14, 2015 
rt
In “The Raven and the First Men: The Beginnings of the Haida,” which evidence best helps the reader infer that the Haida might find it acceptable behavior to play tricks on one another? The story presents Raven’s trick against the Sky Chief in a
asked by tr on October 30, 2015 
English
Could you please check these sentences? 1) Your paragraph lacks an introduction as well as a conclusion. You referred to the requested topic only near the end of your paragraph. 2) You wandered off the subject focusing your attention on the description of
asked by Henry2 on November 28, 2011 
Algebra
Bronze is an alloy that is made of zinc, tin, and copper in a specified proportion. Suppose an order is placed for 1000 pounds of bronze. The amount of tin in this order of bronze is two times the amount of zinc, and the amount of copper is 10 pounds more
asked by Trish on February 17, 2016 
Algebra
1.What is the domain of this relation? domain range 3 3 2 6 1 0,15 0 6 1 1 Answer 3,2,1,0,1 2. Compare the quantity in Column A with the quantity in Column B Column A slope of y =3 Column B slope of x =3 Answer The two quantities are equal 3.
asked by lizzie on August 7, 2011 
business
1. Aaron Nance is a freshman in college who has not yet decided on his major. He is thinking about majoring in operations management and is concerned about job opportunities in this field. Which of the following statements about jobs for operations
asked by valeria on May 11, 2010 
Math
If you add the denominator to both the numerator and denominator of a fraction, you get a new fraction that sometimes is larger than the original fraction. Find a fraction where the new fraction is four times as large as the original fraction after you add
asked by Liana on March 2, 2018 
Chemistry
Find the equilibrium moles for the following reaction with initially 0.051 mol for Ethyl acetate, 0.260 mol for water and 0.03045 mol of acetic acid at equilibrium. I'm not sure how to get the ones at equilibrium for the left side or even how much you have
asked by Robert on August 3, 2012 
biology help please :)
Two chemists measure the densities of an unknown metal sample. They both find that the sample has a density of 8.94 g/mL. Chemist A uses a chart and says that the metal must be copper since the density of copper is exactly 8.94 g/mL. Chemist B says that
asked by basketball&batman on January 2, 2016 
math
PLEASE HELP ME ANSWER THIS QUESTION. THIS QUESTION IS HARD FOR ME AND i DON'T GET IT. please show working when answering. Just in case your wondering this is a practice question. Use the following pattern to answer the question Design (n) Number of
asked by Rakshana on September 4, 2011 
physics
1)An elastic material has a length of 36cm when a load of 40N is hung on it and a length of 45cm when a load of 60N is hung on it. The original length of spring is? 2)A force of 100N stretches an elastic spring to a total of 20cm. If an additional force of
asked by Anne on April 9, 2013 
Accounting
O' Hara Company began operations on December 1, 2011. Presented below is selected information related to O' Hara Company at December 31, 2011. Office Equipment ₤ 40,000; Utilities Expense ₤ 6,000; Cash 14,000; Accounts Receivable 27,000; Service
asked by ummu on December 18, 2011 
English
1. All of the following quotes from "The Swimming Contest" are intended to foreshadow the future conflict between the narrator and AbdulKarim EXCEPT A. "But it's not true that we're driving the Arabs out. We are out for peace, not war."***** B.
asked by Samantha on May 12, 2017 
physics
Consider a 20 cm long cylindrical glass of refractive index n=2.0. Left end of it is a concave spherical mirror with radius of curvature 12 cm for an object O inside the cylinder. The shape of the right end of the cylindrical glass is not known. If the
asked by Karaokyanus on October 16, 2011 
Physics
You set out to design a car that uses the energy stored in a flywheel consisting of a uniform 103kg cylinder of radius R that has a maximum angular speed of 450 rev/s. The flywheel must deliver an average of 1.70 MJ of energy for each kilometer of
asked by Alex on August 2, 2011 
ChemistryDr.Bob, I need you!!!!
You can mix 100.mL of 1.0 M HCl with 100 mL of 1.0 NaOH, both at 25 degree Celcius. The temperature of your calorimeter rises by 5.98 degree C, and its heat capacity is 100 J/degre C. How much energy is released per mol of H2O formed? My answer: 6x10^6 J
asked by Sanaya on January 8, 2016 
Chemistry
a 4.000grams sample of aluminum metal is added to a solution containing 5.000grams of dissolved iron chloride. the reaction results in the formation of aluminum chloride and metallic iron. when the reaction is complete, unreacted aluminum remains, and this
asked by Anonymous on March 26, 2014 
12th Calculus
a cone of height h and radius r is constructed from a flat, circular disk of radius 4 inches. by removing a sector AOC of arc length x inches. and then connecting the edges OA and OC. what are length x will produce the ocne of maximum volume, and what is
asked by elley on November 16, 2008 
Physics
Mere and Ruth investigated the relationship between the applied force, F, and the extension, x of a spring. The results they obtained are shown in the table below. Force F (N) Extension x (M) 0.0 0.0 2.0 0.033 4.0 0.066 6.0 0.099 8.0 0.132 10.0 0.165 state
asked by Kate on October 17, 2007 
geology
1. What fraction of the Earth is made up of each of the major compositional layers: core, mantle, and crust? 2. What cities lie the same distance from our town as the boundaries of the following layers in the Earth lie from the solid surface? a.Base of
asked by student01 on September 3, 2008 
Pre Cal long problem( Can I see the work on this)
A stuffed animal dealer tells you that a fish he bought for $8 four years ago is now worth $200 follow the steps below to find the effective yield for this investment. Begin with the equation 8(1+r) ^4=200.Solve for (1+r) ^4 Take the common logarithm of
asked by Brittany on March 18, 2008 
Maths
David took out all his coins in his piggy bank. They were made up of only fifty cents and twenty cents coin. There are 12 fifty cents coins more than twenty cents coin. The total value of fifty cents coin is 21$ more than the total value of twenty cents
asked by Archana on November 20, 2015 
Calculus
Find the exact coordinates of the centroid. y = sqrt[x], y = 0, x = 9.  Is this basically 1/4 of an oval/ellipse? If so then the area would be: pi*9*3, correct? So the X coordinate would equal: 1/Area * Integral from 0 to 9 of (x*f(x))*dx
asked by COFFEE on June 17, 2007 
Probability
1) A group of students were asked about their itunes collection. The probability that a student had downloaded the album by group X was 33%. The probability that a student downloaded the album by group Y was 41%. However, if you only asked the students
asked by robson on January 17, 2013 
Math
I really need help please!! Karen, Gavin, Nasra, and Ali each have a deck of cards. Each student randomly draws a card from the deck. Find the probability of each event. a) each student draws a club. b) Karen draws a red card, Gavin draws a king, Nasra
asked by Cherie on April 19, 2013 
Algebra
Write a linear system of equations that can be used to solve these problems. Then, solve to get your final answer. I need someone to help me go through this and point me into the correct direction. 5. Matt and Michelle are selling fruit. Customers can buy
asked by LadyPhantomhive on January 5, 2016 
Math
A fishing boat leaves port at 11 miles per hour at a bearing of 210 degrees for 2 hours, then turns to a bearing of 250 degrees at 8 miles per hour for 4 hours, and finally changes to a bearing of 280 degrees at 7 miles per hour for 2 hours. At this point,
asked by Shruti on November 7, 2012 
statistic
A machine for filling 2liter bottles of soft drink delivers an amount to each bottle that varies from bottle to bottle according to a normal distribution with standard deviation 0.002 liter and mean whatever amount the machine is set to deliver. If the
asked by kuhel on March 16, 2016 
Physics 202
A rail gun uses electromagnetic forces to accelerate a projectile to very high velocities. The basic mechanism of acceleration is relatively simple and can be illustrated in the following example. A metal rod of mass 10.0g and electrical resistance 0.100Ω
asked by Tiffany on February 17, 2015 
Calculus
Find the inverse of each relation: y = (0.5)^(x+2) and y = 3log base 2 (x3) + 2 For the first one I got y=log base 0.5 (x+2)...but the answer in the back of the textbook says that it is not x+2, but x2. Can someone tell me why it would end up being x2
asked by Raj on May 6, 2007 
Algebra
Joe and Theresa want to paint their living room. From past experience they know that Joe can paint the room in 6 hours and Theresa can paint it in 10 hours. How long will it take them if they work together? Mower A can cut a field in 6 hours and Mower B
asked by Chelsey on March 5, 2014 
Algebra
Demand for pools. Tropical Pools sells an above ground model for p dollars each. The monthly revenue for this model is given by the formula R (p) =  0.08p2 + 300p. Revenue is the product of the price p and the demand (quantity sold). a) Factor out the
asked by jackie on February 22, 2009 
Algebra 2
Demand for pools. Tropical Pools sells an above ground model for p dollars each. The monthly revenue for this model is given by the formula R (p) =  0.08p2 + 300p. Revenue is the product of the price p and the demand (quantity sold). a) Factor out the
asked by Nina on February 22, 2009 
homework !!
My daughter did excellent in school last year (grade 1) She was reading at a grade 2 level, and loved school. Now, she says she can't read, won't read and when she tries she is getting all the small words wrong. Is she playing me or does she have a
asked by Stephanie on September 19, 2006
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