Questions Asked on
May 20, 2014

maths
a)Express y = 2 (x  1) (x  5) in the form y = ax^2 + bx + c. b) From the above quadratic equation calculate the following: I) x and y intercepts II) Coordinate of the turning point III) Is the graph a maximum or minimum turning point?
asked by Shane 
maths
Solve this equation by completing squares and then check the solution.. x = 21/x4
asked by Shane 
Math
I need two factors that their product equals 16848. None of the digits can be more than 5. Each factor is 3 digits long. I have been trying for hours, can someone please help!
asked by Dain 
Science
A 2,500 kg car moves at 15 m/s squared, 15 m/s squared is the ? aacceleration b force c velocity dspeed My answer is speed
asked by steve 
Math
ac^2a^3a^2b+ab^2+b^2bc^2 I don't understand how to factor it.
asked by Bethany 
English
What's a good title for a mother Teresa essay?
asked by annie 
statistics
A test consists of 12 multiple choice questions with 5 choices for each question. As an experiment, you GUESS on each and every answer without even reading the questions. Probability of getting less than 4 questions correct on this test is:
asked by Ned 
Algebra, math,
A helicopter can fly 120 mph in still air. When flying to a town 700 miles away and returning the helicopter has to fly with a tailwind of x mph when going to the town and with a head wind of x mph when returning. If the return flight takes 2 hours more
asked by Dana 
Algebra, math,
(a^6b^6)/(a^4+a^2*b^2+b^4) simplify show work
asked by I.S 
Physics
Help with Physics homework Please and thank you!? I need help on these two questions. I'm not looking for the answer because I really need to learn how to do this on my own. But if someone could show me what equations to use to answer the steps in the
asked by Meagan 
Math
19, 19, 14, 14, 16, 19, 19, 16, 16, 15, 17, 16, 17, 16, 15, 14, 15, 15, 17, 14, 16, 15 2. Find the mean for the data. If necessary, round to the nearest tenth. 17.5 16.5 17.1 16.1 *** 3. Find the median for the data. 17 16 15 14 4. Find the mode for the
asked by Sally 
Science
If a bowling ball hits a wall with a force of 6 N the wall exerts what force back on the bowling ball? the choices are 0N 3N 6N 12N I think its 6N
asked by steve 
biology
The hypothalamus secretes a hormone called GnRH that makes the anterior pituitary gland release FSH, referred to as (A)__________ hormone, and LH, or luteinizing hormone. As the levels of these two hormones increase, the oocyte and layer of cells that
asked by Sandra 
Physics
A force of 800 N stretches a spring a distance 0.200 m horizontally. a) What is the potential energy of the spring when it is stretched 0.200m b) What is its potential energy when it is compressed 5.00cm This is a conservation of energy problems. The
asked by Sonya 
Physics
A small block with a mass of m = 0.120 kg is attached to a cord passing through a hole in a frictionless, horizontal surface. The block is originally revolving at a distance of 0.40 m from the hole with a speed of 0.70 m/s. The cord is pulled from below,
asked by Sonya 
Calculus
I did an experiment where I had to measure how fast water flowed out of a container at different times and with different volumes. I also had to record the values into a table and graph them. (I got an exponential function). I am to answer the following
asked by Liz 
writing
traditional african marriage is an advantage for men only,not women?
asked by xoliswa 
English
1. Ted grew up so quick. 2. Ted grew up so quickly.  Which one is grammatical?
asked by rfvv 
physics
what is the heat required to convert 0.1 kg of melting ice into steam at 100 degree celcius
asked by andy 
Physics
Resolve a force of 7.5N acting at an angle 40 to its horizontal an vertical components.
asked by Njau 
Science
A person roller skates down a street heading West. What is true about friction in this case? the choices are 1 does not effect the skates 2 pulls the skates eastward 3 pulls the skates downward toward the center of the earth 4 pulls the skates westward
asked by steve 
no
A man on CNN News is during for this amt. 3,followed by 36 zeros. How much is that. . Thank you . Debbie
asked by Debbie 
economics
Looking for examples on the four production factors within a service environment
asked by Megan 
economics
What is south african government providingand to whom?
asked by economics 
Physics
How to solve? 2. A 70.0 kg astronaut is training for accelerations that he will experience upon reentry. He is placed in a centrifuge (r = 10.0 m) and spun at a constant angular velocity of 16.3 rpm. Answer the following: a. What is the angular velocity of
asked by Josh 
English
1. I ordered fried chicken, and it was delivered in less than 30 minutes. 2. I ordered fried chicken, and it was delivered after less than 30 minutes.  Are both grammatical? Does 'in' in Sentence 1 mean 'after' in meaning?
asked by rfvv 
English
I ordered fried chicken, and it was delivered in less than 30 minutes. So quick!  Does 'So quick!' mean #1? Then what does 'it' refer to? 1. It was so quick.
asked by rfvv 
Spanish 2
Can someone help me with these two? Thanks! :) Directions: Rewrite the sentences in Spanish. The sentences are in all tenses. 1.) Include a direct or indirect object pronoun in the rewrite: He used to buy books for the students. 2.) We have eaten
asked by Abby 
English
Asako: I guess you have a point there. By the way, I have a question. We usually pay individually in Japan. How come one person usually pays for everybody in Korea? Kevin: Oh, I also thought that was very strange at first. I think the oldest person always
asked by rfvv 
English
1. The fired chicken was delivered in 30 minutes. 2. The fired chicken was delivered after 30 minutes. 3. The fired chicken was delivered within 30 minutes.  Are they all grammatical? Does #1 mean #2 or #3? Which one is commonly
asked by rfvv 
English
1. You are to finish this project by tomorrow. 2. You must finish this project by tomorrow.  Are both the same in meaning? Do you use #1 frequently in everyday speech? ================================= 3. He is to go to London
asked by rfvv 
math
Their car gets 30 miles per gallon in gas mileage. They are traveling for seven hours at a rate of 55 miles per hour. Assuming no stops, how much gas will they need to complete their seven hour trip?
asked by Anonymous 
English
1. No one is to solve the problem. 2. No one can solve the problem.  Does #1 mean #2? 3. I was never to see him again. 4. I was doomed never to see him again.  Does #3 mean #4? 5. If you are to succeed, you must
asked by rfvv 
math
A unicycle travels 50 feet. If the radius of the tire is 24 INCHES, how many times does the tire rotate?
asked by Anonymous 
data analysis
A survey of 1500 college students found that 675 stay on campus in a dorm. Find the mean and standard deviation of the proportion of the sample.
asked by Anonymous 
Calculus
Evaluate the integral of 4x^2(2+x^3)^9 dx. I'm supposed to use the substitution rule but I have absolutely no idea where to start with this problem.
asked by bex 
physics
A fire hose exerts a force on the person holding it. This is because the water accelerates as it goes from the hose through the nozzle. How much force is required to hold a 7.5 cm diameter hose delivering 450 L/min through a 0.80cm diameter nozzle?
asked by bob 
Math
Sam Sounds received a $320 discount loan to purchase a stereo. The loan was offered at 16% for 90 days. Find the interest in dollars and the proceeds for the following problem.
asked by Hannah 
POL 201
Q:An independent regulatory authority, like the Federal Reserve Board. A)is subject to legislative oversight. B)operates independently of both the President and Congress. C)takes orders from the President. D)engages in partisan politics Q:A clientelist is
asked by Tiff 
English
Traditional african marriage is an advantage for men only,not women
asked by Sboniso 
math!
6. given the function rule f(x)=x^2, what is the output of f(2)? (1point)
asked by smilleyy 
statistics
A company has 140 employees, of which 30 are supervisors. Eighty of the employees are married, and 20% of the married employees are supervisors. If a company employee is randomly selected, what is the probability that the employee is married and is a
asked by anique 
Probability
Consider a Markov chain X0,X1,X2,É described by the transition probability graph shown below. The chain starts at state 1; that is, X0=1. 1recurs p=.75 1to 2 p= .25 2to 1 p = .375 2 recurs p=.25 2 to 3 p = .375 3 to 2 p = .25 3 recurs p = .75 Find the
asked by annonimous 
math
if the diagonals of a quadrilateral bisect at 90degree ,then is it a square?
asked by sweetness 
Math
This seems like it would be a simple math problem but...... How do you create an equation and calculate the difference between 2 birthdays, putting the older person's on top? 5/17/1987 and 10/28/2002
asked by Josh 
language arts
1. Electric lighting was a novelty before it became (1 point) unusual. common. expensive. 2. Read the following paragraph from “The Electric Summer”: "That thrilled me, and scared me. The great world seemed to swing wide like the gates of
asked by Lisa 
language arts
2. Read the following paragraph "That thrilled me, and scared me. The great world seemed to swing wide like the gates of the Fair, and I didn’t even have a plan. I hadn’t even put up my hair yet. It seemed to me it was time for that, time to jerk that
asked by lindy 
English
Which sentence is correct? A. John took Anna and them to the park. B. John took Anna and I to the park. C. John took Anna and he to the park. D. John took Anna her to the park. Can't decide between B and C?
asked by Anonymous 
Math help plz
19, 19, 14, 14, 16, 19, 19, 16, 16, 15, 17, 16, 17, 16, 15, 14, 15, 15, 17, 14, 16, 15 2. Find the mean for the data. If necessary, round to the nearest tenth. 17.5 16.5 17.1 16.1 3. Find the median for the data. 17 16 15 14 4. Find the mode for the data.
asked by Anonymous 
algebra
Gina wrote this system of linear equations: 2x + y = 7 4x + 5y = 11 Which of the following shows the first four steps that Gina could have used to correctly solve this system for x? a.) y = 7 – 2x 4x + 5(7 – 2x) = 11 4x + 25 – 10x = 11 25 – 6x = 11
asked by emily 
Math
What data are represented by the stemandleaf plot below? stemandleaf plot 3 7 8 9 4 1 3 7 5 2 4 37, 38, 39, 41, 43, 47, 52, 54 73, 83, 93, 14, 34, 74, 25, 45 7, 8, 9, 1, 3, 7, 2, 4 37, 38, 39, 14, 34, 74, 25, 45
asked by Anonymous 
BUSINESS RESEARCH
A data processing analyst for a research company finds that a preliminary computer run of survey results that his company conducted for a client show that consumers love the client's new product. Based on that information, the analyst buys a large block of
asked by MEL 
Trig help
What values for theta(0
asked by Kirky 
Calculus 1
a rectangular storage area is to be constructed along the sides of a tall building. A security fence is required along the three remaining sides of the area. What is the maximum area that can be enclosed with 1000m fencing?
asked by Ally 
English
English is the language of opportunity.why bother to teach indigenous language?
asked by Mandisa 
Calculus
a rectangular storage area is to be constructed along the sides of a tall building. A security fence is required along the three remaining sides of the area. What is the maximum area that can be enclosed with 1000m fencing?
asked by Ally 
Calculus
a meteorite slams into the earths crust and penetrates d=(1200t36000t^2)m in t seconds after impact. What is the maximum depth of penetration?
asked by Ally 
economics
what are welfare payments or consumer subsidier
asked by lalelani 
trigonomertry math
If cos A=1/3 and tan A
asked by charlotte 
Calculus
A circular oilspill is spreading such that the radius is increasing at 0.5 metres per minute. Find the rate of increase of the are of the oil spill when the radius is 10m.
asked by Ally 
VERBS
He suffered an injury to his knee, and this is causing him pain and discomfort
asked by Anonymous 
mathcheck my answer
stemandleaf plot 3 7 8 9 4 1 3 7 5 2 4 37, 38, 39, 41, 43, 47, 52, 54 *** 73, 83, 93, 14, 34, 74, 25, 45 7, 8, 9, 1, 3, 7, 2, 4 37, 38, 39, 14, 34, 74, 25, 45 =
asked by Anonymous 
biology
What part absorbs light and converts it into nerve impulses What part bends light that enters the eye so that what you see is focused on your retina What part transfers the image the eye sees to the brain for perception
asked by sandra 
question?
i think its A.?? What are some ways to avoid plagiarism? A.only using the main ideas and important details from the website B.By giving credit for others’ ideas, images, and information found in various resources C.Using quotation marks D.All of the
asked by matt 
HELP PLEASE !!
DAD: Where’s the water now? MOM: As high as the car’s wheels. DAD: We’d better go. MOM: We can’t. The car’s dead. DAD: What? MOM: The water is up to the engine; it won’t start. TINA: Oh, no! MARK: What can we do? DAD: I don’t know. (He looks
asked by kelsey 
Math
I need help on a math question. can someone walk me through the process? 12 + 4m = 24
asked by JoeBob3234 
art history
Which of Michelangelo's sculptures is a metaphor for courage, determination, and strength?
asked by logan 
Math Probability
Let X and Y be independent random variables, each uniformly distributed on the interval [0,2]. Find the mean and variance of XY. E[XY]= var[XY]= Find the probability that XY≥1. Enter a numerical answer. P(XY≥1)=
asked by xyz 
english and languge arts
HURRY I NEED HELP!!!!! where should you insert a colon in this sentence? Interview the following people Dave, barb, Jose, and Mary Ann 1.after following 2. after people 3.after Jose 4. no where i said no where but i don't know
asked by Unknown 
Maths Probability
Let θ be an unknown constant. Let W1,…,Wn be independent exponential random variables each with parameter 1. Let Xi=θ+Wi. What is the maximum likelihood estimate of θ based on a single observation X1=x1? Enter your answer in terms of x1 (enter as
asked by xyz 
Health and Physical check answers
My Answers: #1) Greater coordination #2) Healthcare providers #3) Speak with a nurse about the product. #4) Amy convinces Briana to pick on the new student on their softball team. #5) Act #6) Walk away. #7) exercising every day for 45 minutes #8) Cindy and
asked by Jenny 
math
identify the center and radius or the circle with the equation (x+2)^2+(y3)^2=4
asked by Kim 
calculus
Consider the motion of a particle of mass m falling vertically under the earth’s gravitational field, and suppose the downward motion is opposed by a frictional force p(v) dependent on the velocity v(t) of the particle. Then the velocity satisfies the
asked by HELPPPP 
math
no more than 12 people can enter the haunted house every 10 minutes. which inequality represent the situation? A. a < 12 B. a
asked by I NEED HELP FAST!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! 
Maths Probability
Consider a Markov chain X0,X1,X2,É described by the transition probability graph shown below. The chain starts at state 1; that is, X0=1. 1recurs p=.75 1to 2 p= .25 2to 1 p = .375 2 recurs p=.25 2 to 3 p = .375 3 to 2 p = .25 3 recurs p = .75 Find the
asked by xyz 
Pre Algebra
1. You roll a number cube numbered one to six 12 times. P(5)=2/3. What type of probability is illustrated and why? A. Experimental; the result is based on the number of possible outcomes. B. Experimental; the result is found by repeating an experiment. C.
asked by Anonymous 
math help
Identify the center and radius or the circle with the equation. (y5)^2+(Y+8^2=25
asked by Kim 
Math
This seems like it would be a simple math problem but...... How do you create an equation and calculate the difference between 2 birthdays, putting the older person's on top? 5/17/1987 and 10/28/2002 PLEASE HELP ME! hank You
asked by Josh 
Civics Help PLEASE
1. Which goal of foreign policy relates to protecting the safety of Americans? Spreading democracy World peace „² My Answer National security Humanitarian help 2. Which foreign policy approach describes a country that avoids interaction with other
asked by Skye 
Math
I need help on my math question. can someone please explain the process? You have $5 for lunch. You bought a turkey sandwich for $2.25. Write and solve an inequality to show how much more you can spend.
asked by jelly bean 
Math help plz
The human endocrine system is made up of which of the following structures? (1 point) vessels receptors glands chambers 2. Which of the following best describes the function of the endocrine system? (1 point) It secretes chemical messengers that travel
asked by Anonymous 
english question
i think its A.?? What are some ways to avoid plagiarism? A.only using the main ideas and important details from the website B.By giving credit for others’ ideas, images, and information found in various resources C.Using quotation marks D.All of the
asked by matt 
History
Each year, the United Nations Development Program (UNDP) rates a nation’s development according to the Human Development Index (HDI). The HDI measures the human development in a country based on certain factors. Which is a factor the index uses? birth
asked by J 
Social Studies
Which of the following might be the greatest danger caused by global warming for the Pacific region? A. complete loss of nations B. desertification C. deforestation D. drought A?
asked by Anonymous 
Physics
1.How are alternating and direct current different? 2.Who invented direct current? 3.Who invented alternating current? 4.What are some of the advantages of alternating current? 5.Do all devices that plug into the wall run on alternating current? Why/why
asked by Dan 
Math Finance
We have two independent investments. Each of them may have a 1% chance of a loss of 10 million dollars, a 2% chance of a loss of 5 million, a 3% chance of a loss of 1 million, and a 94% chance of a profit of 1 million. (Express all the following answers in
asked by xyz 
Algebra 2
A biologist has determined that a particular osprey has a 70% chance of catching a fish on any given day. Carry out a simulation of 20 trials using the random number table below to find the probability that the osprey will actually catch a fish on all of
asked by Bob 
math
The ratio of steve's age to tims age is 6:7. If steve is 84, how old is tim
asked by Mango 
Finance
Select the right statement(s). A coherent measure of risk is: Subadditive Possibly Homogeneous Translation Invariant Concave Monotone
asked by xyz 
math help !
1. A rectangular prism has a width of 92 ft and a volume of 240 ft3. Find the volume of a similar prism with a width of 23 ft. Round to the nearest tenth, if necessary. a)3.8 ft3 b)60 ft3 c)15 ft3 d)10.4 ft3 2.A pyramid has a height of 5 in. and a surface
asked by kelsey 
pronoun (need to make sure)
Both of the girls must give ____ speeches today. their
asked by Reconsniper (New Computer) 
math
simplify. what are the excluded values? x^2+6x+9/5x+15
asked by Sarah 
Algebra
I am confused about this... A survey is being conducted to determine the favorite movies for various ages. Which of the following best describes this survey? • qualitative and univariate • qualitative and bivariate ? • quantitative and univariate •
asked by Sandra 
Calculus
In First principles there is usually a part that states as lim approaches 0. Now I came across a question where the limit was as 1 approaches 3. what should I do?
asked by Ally 
ELA
What are character trait for Moon Shadow from Dragonwings but written in an acrosric poem way?
asked by Riana 
Chemistry
1. Sugar can be dissolved in water because of the presence of bonds between _______ in its molecule. 2. If the maximum amount of a compound that can dissolve in 100 mL of water is 22 g, then a solution of 20 g of that substance in 100 mL of water is said
asked by Amanda 
Math
In math, if you are tracking your actual weight on a month to month basis, what kind of slope would you expect (negative or positive), remembering that goal of a diet is to lose weight.
asked by Emily 
Post the poem?
Refugee in America" by Langston Hughes So I cannot follow links, if someone could copy and paste the poem here so I can read it for school, I would be so grateful. Please and thank you.
asked by Kathlyn 
State in transition
which best describes social changes in south carolina since 1980? A.)Women are less likely to attend college than men. B.)Fewer women are holding jobs traditionally held by males. C.)A greater number of women have careers outside the home.
asked by Reconsniper (New Computer) 
Math
This seems like it would be a simple math problem but...... How do you create an equation and calculate the difference between 2 birthdays, putting the older person's on top? 5/17/1987 and 10/28/2002 PLEASE HELP ME!
asked by Josh 
History
Economic experts use certain measures, such as GNP and GDP to divide the world into two groups—developed nations and developing nations. Which is not a characteristic of a developing nation? low income attempting to improve the lives of its citizens high
asked by J 
PECheck my answers :)
Which resource would be the best choice to learn more information about studying martial arts? dance studio *** local bait shop phone book public golf course 2. At the 8th grade dance, Myron asks Janelle if she would like to dance with him seconds before
asked by Anonymous 
The fourth stanza is all leading up to the final l
If in some smothering dreams you too could pace Behind the wagon that we flung him in. And watched the white eyes writhing in his face, His hanging face, like a devil’s sick of sin; If you could hear, at every jolt, the blood Come gargling from the
asked by yasminb 
algebra
Evaluate the expression. npr find the answer 6^P0 Thank you
asked by Mary Ann 
Geometry
The ABC Toy Company is creating two similar pieces for a board game, as shown below. Find the value of x that makes the two pieces similar.
asked by Anastasia 
please help Human bio
Aging skin begins to wrinkle because the protein (A)__________ becomes more rigid and the protein (B)__________ is reduced. Normal body cells divide 80 or 90 times before dying. When a cell divides, it makes a copy of its chromosomes so that each resulting
asked by Annmarie 
Asap please????
Why is Robert Frost known as “The New England Poet?”
asked by Kathlyn 
Literature
In "Young Goodman Brown," Hawthorne reveals his feelings about his Puritan ancestors when A. the dark man reveals that he helped Brown's forebears persecute others. B. Faith expresses her anxieties about young Browns departure. C. Brown discovers his
asked by Cassie 
ELA
Hi! My name is Makaela and I would like to ask you a question. What is an acrostic poem for Moon Shadow and evidence for it from the book too? Thanks. Also, you should be happy because your fortune says something good is coming your way!
asked by Makaela 
Science
Use Newton's 1st law of motion to explain how wearing a seat belt in a moving car could help prevent injury.
asked by steve 
Science
A skydiver prepares to jump out of a plane. Explain how gravity and air resistance will affect the motion of the skydiver before and after he or she opens the parachute.
asked by steve 
u.s. history
Bent double, like old beggars under sacks, Knockkneed, coughing like hags, we cursed through sludge, Till on the haunting flares we turned our backs And towards our distant rest began to trudge. Men marched asleep. Many had lost their boots But limped on,
asked by yasminb 
u.s. history
How does the tone of the poem change between stanzas 1 and 2, and what does that represent? Bent double, like old beggars under sacks, Knockkneed, coughing like hags, we cursed through sludge, Till on the haunting flares we turned our backs And towards
asked by yasminb 
Physics
A heat engine has a hot reservoir of 680°C and a cold reservoir of 220°C. What is the efficiency of the engine?
asked by Anonymous 
help
The hypothalamus secretes a hormone called GnRH that makes the anterior pituitary gland release FSH, referred to as (A)__________ hormone, and LH, or luteinizing hormone. As the levels of these two hormones increase, the oocyte and layer of cells that
asked by Annmarie 
Chemistry
1. Sugar can be dissolved in water because of the presence of bonds between _______ in its molecule. 2. If the maximum amount of a compound that can dissolve in 100 mL of water is 22 g, then a solution of 20 g of that substance in 100 mL of water is said
asked by Amanda 
ELA
In the sentence Some only have two legs and some are legless. What would the subject and verb be ?
asked by sam 
Science
If a loaded truck that can accelerate at 1 m/s2 loses its load and has onehalf of the original mass, what acceleration can it attain from the same driving force?
asked by Justin Wyms 
Math: Linear Equation
I have not learned this yet in class and I am stuck on this homework problem. Graph the linear equation by using a table of solutions. 3x4y=12
asked by Ashley 
English8
Find infinitive phrase and tell if itis used as a noun adj or adv To have a balanced diet keep the food triangle in mind. To have a balanced diet is phrase. Is it an adverb
asked by Olivia 
Physics
I don't want an answer I would just like to know what equations to use to answer the questions. It's confusing me. i. imgur. com/6CouaRj .png An astronaut lands on an alien planet. He places a pendulum (L = 0.200 m) on the surface and sets it in simple
asked by Armin 
geography
Wallace Creek Has Been Offset By 130.0 meters ( 430 feet) to the right along the fault. The age of the stream deposits indicates that this offset began 3700 years ago. calculate the average rate of movement along this segment of the fault in centimeters
asked by Anonymous 
math
TEN PEOPLE PLAY CARDS STARTING ON MAY 27TH,2014, FOR 27 TUESDAYS, ENDING ON NOV. 25TH2014. HOW TO GIVE EQUAL PLAYING TIME TO ALL WHEN ONLY 8 PEOPLE ARE NEEDED FOR EACH TUESDAY.?
asked by HARVEY 
Calculus
I have a data table and I graphed the data. I have to find the slope of a tangent at t=0. Would the slope just be zero?
asked by Liz 
English 8
Infinitive phrase and how it is used My gram taught me to make lentil soup To make lentil soup infinitive I'm not sure if it is a noun or adv.
asked by Olivia 
Chemistry
what mass of hydrogen must be reachted with excess nitrogen to produce 5000. J of energy based on the reaction: 3H2+N2> 2NH4+2709J
asked by Susan 
math homework help
motorcycle company invested 250,000 at 4.5% compounded monthly to be used for the expansion of their manufacturing facilities how much will available for the project in 3.5 years?
asked by laura 
Chemistry
The amount of heat required to raise 200 g of aluminum by 10 degrees celsius if its specific heat is 0.897 J/gC ? I need help. This is all confusing.
asked by Katherina Ramos 
Social study's
What made it a crime to teach enslaved people to read or write?
asked by Kate butler 
Math
I am a parent of a seventh grader enrolled in k12 and neither of us are doing so great in the math department. is there a way to get the answer key for k12
asked by k12 
math homework help
Pinnacle Homes, a real estate development company, is planning to build five homes, each costing $125,000, in 2.5 years. The Galaxy Bank pays 6% interest compounded semiannually. How much should the company invest now to have sufficient funds to build the
asked by torri 
MATH HW HELP!!
stuart daniels estimates that he will need 25,000 to set up a small business in 7 years. how much must Stuart invest now at 12%interest compounded quarterly to achieve his goal?
asked by Elisa 
math
The value of an uncirculated mint state65 1950 jefferson nickle minted in denver is 4/3 the value a 1945 nickle minted in philadelphia is similar condition. together the total value of the two coins is $21.00
asked by help 
Chemistry
What is the specific heat of a substance if 2100 J is required to raise a 312 g sample by 15 degrees Celsius? So I use the q = mcΔT formula 2100J = (312 g)c(85 °C  15 °C) I'm not sure if I did it right.
asked by Katherina Ramos 
English
Does the word rains in the following question need and apostrophe? The rains soft touch is healing.
asked by Collin 
MATH HW HELP!!
Mike Gioulis would like to have $25,000 in 4 years to pay off a balloon payment on his business mortgage. His money market account is paying 1.825% compounded daily. Disregarding leap years, how much money must Mike put in his account now to achieve his
asked by Eli 
passing
i have 9 credits and im wondering can i pass
asked by sayana 
algebra
A small painting has an area of 400 c m 2 . The length is 4 more than 2 times the width. Find the dimensions of the painting. Solve by completing the square. Round answers to the nearest tenth of a centimeter.
asked by Bobby 
math
A new cruise ship line has just launched 3 new ships: the Pacific, the Caribbean, and the Mediterranean. The Caribbean has 32 more rooms then the Pacific. The Mediterranean has 38 fewer rooms than FOUR times the number of rooms on the Pacific. Find the
asked by help 
AP chemistry
i don't know what to do. 25 g of aluminum is added to 100 g of water. The aluminum is initially 0 degrees Celsius and its specific heat is 0.897 J/g*C. If the final temperature of both is 40 degrees Celsius, what was the initial temperature of the water?
asked by rebekka 
MATH HW HELP!!
As a savings plan for college, when their son Bob was born, the Wilburs deposited $10,000 in an account paying 8% compounded annually. How much will the account be worth when Bob is 18 years old?
asked by gia 
Physics
What is the mass (in Grams) of a block of aluminum that has a volume of 385 mL
asked by Autymn 
physics
A 4.0 kg ceiling fan is placed 2.5 m above the floor. What is the gravitational potential energy of the fan(use Earth's value for gravitational acceleration)?
asked by Victoria 
MATH HW HELP!!
The rate of bacteria growth in a laboratory experiment was at 16% per hour. If this experiment is repeated and begins with 5 grams of bacteria, how much bacteria should be expected after 12 hours? Round to the nearest tenth of a gram.
asked by gia 
physics
An electron has an initial speed of 2.95 × 105 m/s.If it undergoes an acceleration of 2.7 × 1014 m/s^2, how long will it take to reach a speed of 5.94 × 105 m/s?
asked by linda 
physics
A pulley applies a force of 200 N over a distance of 15 m to raise a 530 N drum 4 meters. Calculate the work output done by the pulley.
asked by Victoria 
geometry
for a guy wire to a tower is 180 feet long and makes an angle of 34 degrees with the tower.If the ground is level,how far from the base of the tower is the anchor part?
asked by taylor 
Child Development
Rachel is a highechool student who has explored several employment and education alternatives. She has chosen to attend the community college near home to become a diesel mechanic. What is the identity status of Rachel according to James Marcia? A.
asked by Jessica 
physics
An electric stove operates on a larger 220 V line. How much power is needed to cook a pizza if 0.45 A of current is used.
asked by Victoria 
geometry
a rectangle is 17 inches wide 29 inches long what angle does the diagonal make with the lengths?
asked by taylor 
Physic/Chemistry
You react 25.0 liters of oxygen gas at STP with 50.0 ml of ethanol liquid. Ethanol has a density of 0.789 g/ml. After actually running the reaction you determined the percent yield was only 78.5%. How many LITERS of CO2 did you make? (Must put CO2 in
asked by Bree W. 
language help !
DAD: Where’s the water now? MOM: As high as the car’s wheels. DAD: We’d better go. MOM: We can’t. The car’s dead. DAD: What? MOM: The water is up to the engine; it won’t start. TINA: Oh, no! MARK: What can we do? DAD: I don’t know. (He looks
asked by kelsey 
geometry
a room is 18 feet long,15 feet wide and has an 8 foot ceiling.a cord is stretched from the floor at the southwest corner to the ceiling at the northeast corner.What angle does the cord make with the floor?
asked by taylor 
geometry
a 30 foot ladder leaning against a vertical wall makes an angle of 81 degrees with the ground how far from the base of the pole is the surveyor?
asked by taylor 
Math
A biologist has determined that a particular osprey has a 70% chance of catching a fish on any given day. Carry out a simulation of 20 trials using the random number table below to find the probability that the osprey will actually catch a fish on all of
asked by Bob 
physics
A 3.0 L balloon at 300 K is placed in a cooler at 225 K. What is the volume of the balloon after it has been in the cooler?
asked by Victoria 
geometry
from the top of a vertical 186 foot cliff the angle of depression of a boat is 13 degrees(angle of depression is measured downward from horizontal) how far is the boat from the observer at the top of the cliff?
asked by taylor 
Physics
An airplane whose air speed is 600 mi/h is flying perpendicularly to jet stream whose speed relative to the Earth's surface is 100 mi/h. What is the airplane's speed relative to the Earth?
asked by student 2017 
Cooking easy ideas
Our teacher is going to give us the following ingredients and we have to make an appetizer with all these ingredients. we can use additional ingredients but these must be the main ones and the additional ingredients cannot over power the main ones. please
asked by Durga 
geometry
a surveyor on level ground finds the angle of elevation of a 138foot flagpole to be 47 degrees how far from the base of the pole is the surveyor?
asked by taylor 
geometry
A railroad track enters a field 480 feet north of the southwest corner and leaves 340 feet east of the southwest corner what angle does the track make with the south boundary?
asked by taylor 
geometry
An aframe cabin is 38 feet across at the base and the roof males an angle of 52 degrees with the ground how tall is the cabin?
asked by taylor 
chemistry
name the compound CH3CH=C(CH3)CH(CH3)2.
asked by Anonymous 
Algebra 1
A community group orders 1,250 water bottles to donate to the runners in a marathon. If the probability of a water bottle being defective is 1.2%, predict how many of the water bottles are likely to be defective. Round your answer to the nearest whole
asked by Nyla 
Algebra
Find the mean and standard deviation of the data set. If necessary, round to the nearest hundredth. 4, 8, 5, 12, 3, 9, 5, 2 Mean is 6 and standard deviation is about 13.33?
asked by Anonymous 
Math
You want to determine the average number of songs people keep on their MP3 players. You want to collect data from a random sample of at least 300. Which of these would be the most valid method of collecting data? a. Survey students coming in and out of
asked by Anonymous 
math
3T+8=20
asked by Anonymous 
language help !
In all of recent American history, there has been no worse river flooding than what occurred on the Mississippi River between late June and the middle of August in 1993. Record flooding affected communities from Minnesota to Missouri. Iowa and Illinois
asked by kelsey 
Cooking please help
Our teacher is going to give us the following ingredients and we have to make an appetizer with all these ingredients. we can use additional ingredients but these must be the main ones and the additional ingredients cannot over power the main ones. please
asked by Durga 
Chemistry
If 150 mg of aspirin are rinsed with three portions of 10 mL of water at 25 degrees Celsius, how much aspirin is recovered? Solubility of aspirin in water at 25 degrees Celsius is one gram of aspirin per 300 mL of water.
asked by Veronica 
Statistics/Probability
So I tried solving the first one and apparently failed miserably, attempted both twice and got it wrong each time and I have one submission attempt left, so any help is definitely appreciated! 1. Hotels R Us has kept the following recordes concerning the
asked by Randy 
business
Describe the possible barriers to entry and exit for: (2) physician wanting to establish a solo practice office in internal medicine, (b) a company offering a health club facility in the same building where employers work, and (c) a tertiary hospital
asked by holeil 
Algebra
Permutation Evaluate the expression 19 P 2 4 P r if there is no r would the answer be just 4 or 0
asked by mary ann 
Chemistry
A 1N solution of NaOH is diluted 4/20 then rediluted 1:50. What is the final normality? How many grams of NaOH are present in 100ml of the final solution? I sort of understand the basic concept, but I don't really know how to do normality problems.
asked by Jennie 
physics
If I put the tip of a 100 foot pipe in the ocean and applied a perfect vacuum to the top, how high would the water rise in the pipe?
asked by Anonymous 
Precalculus
Find the general form of the equation for the line with the given properties Slope=5/8 ; containing the point (0,4)
asked by Anonymous 
Math
I'm trying to make a slope on graph paper, I had to make a figure with six sides and this is my vertexes. A=(4,8) B=(9,10) C=(15,7) D=(13,4)E=(7,6) F=(4,4) My segment is A and B my slope is 8(10)/49=8+10/49=2/5 What I get as my answer is 0.4
asked by Gwen 
math
Fun & Games is having a sale. There is a special price for games sold in packs. Pack A cost $ 41.70 and includes Feisty Fox, Dolphin Derby, and Rat Race. Pack B cost $ 37.95 and includes Rat race and two Feisty Fox games. Pack C cost $ 26.75 and includes
asked by Anonymous 
language help !
On February 12 1908 a difficult automobile race was in progress. Six cars left New York for Paris in a route that included the United States, Japan, Russia, Poland, Germany and part of France Met by blizzards and other dangers the racers nevertheless kept
asked by kelsey 
Science
The male sexual response includes erection and !@#$%^& accompanied by ________. A. Ejaculation of semen B. Relaxation C. Restoration D. Stimulation I think it's B,but I also think it is A. Not sure which is the best choice.
asked by Bob 
math
how you can use a number line to show that 3/6 and 1/2 are equivalent fractions
asked by maria 
Science
1) A person roller skates down a street heading east. Which of the following would be true about friction in this scenario? a; friction does not affect the skates in the scenario b; friction pulls the skates wheels eastward c; friction pulls the skates
asked by Hannah 
language help !
Albert Einstein, a worldfamous mathematician was born in Bavaria in 1879. He acquired Swiss nationality in 1901 and he began working at the Swiss patent office the next year. Einstein was however also publishing papers in physics. He became famous for his
asked by kelsey 
Cost Accounting
A company’s sales volume averages 4,000 units per year. Recently, its main competitor reduced the price of its product to $48. The company expects sales to drop dramatically unless it matches the competitor's price. In addition, the current profit per
asked by David 
Science
The foreskin, a loose fold of skin that covers the !@#$%^& is also called the ________. A. Spongiosum B. Androgen C. Prepuce D. Scrotum I think C 99% sure, but my book says its preouce, not prepuce. (Maybe it's a typo?)
asked by Bob 
English
What is the subject and the verb of the sentence : A police officer stepped into the street and stopped cars .
asked by Kat 
math
log5(3x+9)2
asked by sunni 
Algebra
A bag has 2x+1 red marbles, 3x blue marbles, and x+2 green marbles. What is the probability of picking a red marble?
asked by Michele 
math
draw a number line to show that the fractions are equivalent 3/4=6/8 and 1/4=2/8
asked by maria 
Biology  Help!!
Can someone check these for me? 1. Excretion is the process of (1 point) exchanging carbon dioxide for oxygen. removing metabolic wastes from the body.*** pumping blood throughout the body to supply nutrients and oxygen to cells. breaking food down into
asked by Sandy East Ward 
Algerbra 2
alex buys a home for 118000. her home increases in value 9% each year. write an equation that models this and find the value of the home after 6 years?
asked by BMO 
math
15  (37) + 6 * (2) + (8)  9
asked by anonymus 
Math 8th gr.
27  (9) (2) ÷ 3 * (4)  0  33  (39)
asked by Alexis De La Rosa 
Calculus
I did an experiment where I had to measure how fast water flowed out of a container at different times and with different volumes (from 0mL1000mL in increments of 50). I also had to record the values into a table and graph them. (I got an exponential
asked by Liz 
Calculus
An inverted conical tank is 3m tall and 1m in diameter at its widest point. The water is being pumped out of a spout 2m above the top of the tank. Recall that the density of water is ρ = 1000kg/m^3 (a) Find the work needed to empty the tank if it is full.
asked by John 
Physics
The earth's magnetic field a) is slightly off centre compared to the Earth's rotational axis of rotation b) has its magnetic south pole at the geographic north pole c) attracts the north end of the compass needle to the geographic north pole d) all of the
asked by Liz