Questions Asked on
February 7, 2011

media
In addition to newspapers, briefly describe the evolution of movies, television, Internet, books and magazines, and media companies throughout the last century
asked by nycole 
HSM 240
I can not even get started on this  anyone have any ideas to throw me? It is due today, but I'm sure I will be turning it in late. Writing Assignment: “Evaluating Eligibility Rules” The purpose of this assignment is to assess whether or not students
asked by Anonymous 
cjs 200
I am suppose to provide statistice for crime and population in at least 2 prisons in my area. I have tried the missouri department of corrections website and various search phrases and cannot find anything. any suggestions on phrases? thank you
asked by sutton 
chem
combustion analysis of a 285.7 mg sample of a hydrocarbon produces 880.8 mg of CO2 ans 405.7 mg of H2O. What is the empirical formula of the compound? a rough measurement of the molecular weight indicates it is a little over 100mg/mol. what is the
asked by Braydon 
chemistry
A person uses 1800 {\rm kcal} to run for 2.4 {\rm h}. Convert the energy for running to the following energy units: how many calories
asked by Anonymous 
Physics
If 200g of water at 20˚ C is combined with 100g of water at 80˚ C, what is the final temperature of the 200g of water? How do you do this??? steps by steps??
asked by Jon 
criminal justice
Sorry about that. I will look at those right now. I have chosen the three prisons that I would like to provide the statistics for but it's just getting individual prison instead of an annual report. thank you,
asked by sutton 
Psychology
can anyone help me with this. I can't think of anything or explain to me. Post an example of a simple experiment of your own creation by following this format: I would like to investigate the effects of _____________ on this behavior: _____________. Half
asked by Jeannie 
English grammar
Did I write this sentence right? Should there be an apostrophe in the word reader's? Paragraph three is missing colorful vocabulary that would catch the reader’s attention.
asked by Anonymous 
physics
a worker drives a .551 kg spike into a rail tie with a 2.55 kg sledgehammer. The hammer hits the spke with a speed of 62.1 m/s. if one fourth of the hammers kinetic energy is converted to the internal energy of the hammer and soike, how much does the total
asked by Emily 
calculus
Consider the function f(x)=4x3+2x2+5, and let c be a number in the interval [01]. For what values of k is there a c in this interval such that !@#$%^&?
asked by maggie 
calculus
A function f(x) is said to have a removable discontinuity at x=a if: 1. f is either not defined or not continuous at x=a. 2. f(a) could either be defined or redefined so that the new function IS continuous at x=a. Let f(x)= x2+10x+26 2 −x2−10x−24 if
asked by maggie 
Calc
Set up and evaluate the definite integral for the area of the surface generated by revolving the curve about the xaxis. y = (x³/6) + (1/2x), 1≤ x ≤ 2
asked by Erica 
Calc
Set up and evaluate the definite integral for the area of the surface generated by revolving the curve about the yaxis. y = cube rt. (x) + 2 Thank you so much!!
asked by Erica 
social studies for kindergarten
What makes a family? Why a family is important? Identifying ways in which families are unique.
asked by Winnie 
maths
determine the coordinate of the poin of intersection of the curves y=x*x and y*y=8x. sketch the two curves and find the area enclosed by the two curves.
asked by patrick 
Chemistry
An ideal gas with an initial volume of 2.30L is cooled to 12.00 Celsius where its final volume is 1.85L. What was the temperature initially?
asked by Nate 
Public Finance
Explain why using the local property tax to finance a given quantity and quality of public schooling can result in low tax rates in rich jurisdictions but high tax rates in poor jurisdictions. How do state governments supplement local finance of education
asked by Sha 
Public Finance
Your state has a retail sales tax of 10 percent but it exempts food, prescription drugs, and all services including housing services, repair services, and consumption of electricity and other public utility services. Use supplyanddemand analysis to
asked by Sha 
human services mamagement
in a 750 word paper,in APA format, evaluate the eligibility rules for the Department of Economic security in Arizona
asked by cristee 
maths
the region in the first quadrant bound by the graphs y=(x*x*x)/3 and y=2x is revolved about the yaxis. find the volume of the resulting solid.
asked by patrick 
Physical Science
A player uses a hockey stick to increase the speed of a 0.200kg hockey puck by 6 m.s in 2 seconds. A) How much did the hockey puck accelerate? B) How much force was exerted on the puck? C) How much force did the puck exert on the stick?
asked by Sweet 
SCIENCE
IF VAPOUR PRESSURE OF SOLUTION IS 7 THEN WHAT WOULD BE ITS ph?
asked by TABISH 
Maths
Suppose you were to leave $100 to be equally divided between your great great grandchildren 100 years from now. Given that you can secure annual interest at 6% pa, what would this amount be? Find the compound interest, compounding monthly? Please show all
asked by Jannie 
Math
Coould someone please let me know if I did this equation correctly. This question relates the topic of "Are you Sure It's Fat Free". To analyze the protein content I used 4 calories per gram of protein, rather than the 9 calories for gram fat. (Chunk Light
asked by Tiffany 
Chemistry
how to figure The grams of protein in 1 cup of soup that has 98 {\rm Cal} with 6 {\rm g} of fat and 8 {\rm g} of carbohydrate
asked by Jen 
Physics
Skater N, 58.9 kg, is moving north at a speed of 7.8 m/s when she collides with Skater E, 72.6 kg, moving east at 3.5 m/s. The two skaters are stuck together. In what direction and with what speed do they move after the collision?
asked by SARAH 
Physics
Skater N, 58.9 kg, is moving north at a speed of 7.8 m/s when she collides with Skater E, 72.6 kg, moving east at 3.5 m/s. The two skaters are stuck together. In what direction and with what speed do they move after the collision?
asked by SARAH 
Physics
Read each statement below. For each situation, calculate vi, vf, pi, pf, the impulse vector Ft, and the amount of force needed for the change to occur. All situations refer to a truck with a mass of 2840 kg. 1. The truck has a velocity of 8.30 m/s and
asked by SARAH 
Stats NEED HELP
According to the Census Bureau publication Current Population Reports, the probability distribution for household size (number of people per household, say X) in the United States is as follows. For the purpose of the next two questions, the experiment
asked by Ryan 
math
i cannot seem to make this work. If two trains leave the station at the same time, one traveling north and the other traveling south. the express travels 14 mph faster than the local. after 3 hours they are 315 miles apart. what is the rate of each train.
asked by alicia 
math
need help. Young salmon hatch in freshwater steams and then migrate downstream to the ocean at the rate of 70 miles in 8 hours. there they live until they reach spawning age. then they return upstream to fresh water to spawn and usually die soon after. on
asked by alicia 
science project
This is my first science can you tell me if I have my problem and hypothesis correct? The first time I sent it my hypothesis was wrong. PROBLEM: Does an increase in water temperature affect the velocity of ocean currents? HYPOTHESIS: Increases in heat with
asked by Reed 
math
x^314x+8 / x4
asked by Anonymous 
math
x^314x+8 / x4
asked by Anonymous 
Chemistry
3bromo3ethylpentene is treat with HBr what main product does it yield?
asked by Genevieve 
physics
travelling at 90km/hr except for a 30 minute rest stop. Average speed for the trip is 78km/hr. what is the total travelling time and what is the total distance travelled?? thanks
asked by Jordan 
Stats need someone to check
Doing this assignment and was wondering if i got the right answers According to the Census Bureau publication Current Population Reports, the probability distribution for household size (number of people per household, say X) in the United States is as
asked by Ryan 
Physics
An electron moves at a speed of 6.0 x 10^6 perpendicular to a constant magnetic field. The path is a circle of radius 1.3 x 10^3m. What is the magnitude of the field. Find the magnitude of the electron acceleration.
asked by Veronika 
calculus
find the derivative of e^8e^x *8e^x
asked by nic 
statistics
thank you for the answer. Godbless
asked by chai 
chem
Fishliver oil is a good source of Vitamin A. When 0.1232 g of fish liver oil is dissolved in 500. mL of solvent, an absorbance of 0.724 is recorded. When 0.00167 g of Vitamin A is dissolved in 250. mL of solvent, an absorbance of 1.018 is recorded.
asked by David 
history
"Song of the South". What New Deal and Great Depression terms are mentioned? How does the song reflect our modern impression of the Great Depression?
asked by Max 
English
Can you please check if these are correct? Thank you. 1) Outline briefly what the Romantics showed an interest in and what they reacted against. Refer then to how they viewed nature and man, with particular reference to childhood. 2) Describe how Kurtz's
asked by Franco 
physics
While standing on a bridge 18.5 m above the ground, you drop a stone from rest. When the stone has fallen 2.80 m, you throw a second stone straight down. What minimal initial velocity must you give the second stone if they are both to reach the ground at
asked by shaknocka 
physics
A spelunker (cave explorer) drops a stone from rest into a hole. The speed of sound is 343 m/s in air, and the sound of the stone striking the bottom is heard 3.24 s after the stone is dropped. How deep is the hole?
asked by shaknocka 
physics
A woman and her dog are out for a morning run to the river, which is located 3.51 km away. The woman runs at 3.48 m/s in a straight line. The dog is unleashed and runs back and forth at 5.50 m/s between his owner and the river, until she reaches the river.
asked by shaknocka 
physics
A cheetah is hunting. Its prey runs for 4.3 s at a constant velocity of +8.4 m/s. Starting from rest, what constant acceleration must the cheetah maintain in order to run the same distance as its prey runs in the same time?
asked by shaknocka 
Physics (46)
A 4.67kg box is sliding across the horizontal floor of an elevator. The coefficient of kinetic friction between the box and the floor is 0.446. Determine the kinetic frictional force that acts on the box when the elevator is (a) stationary, (b)
asked by Tiffany 
Physics (49)
An ice skater is gliding horizontally across the ice with an initial velocity of +5.33 m/s. The coefficient of kinetic friction between the ice and the skate blades is 0.0988, and air resistance is negligible. How much time elapses before her velocity is
asked by Tiffany 
PHYSICS!!
Air rushing over the wings of highperformance race cars generates unwanted horizontal air resistance but also causes a vertical downforce, which helps cars hug the track more securely. The coefficient of static friction between the track and the tires of
asked by Tiffany 
physics!
A 1.60kg bottle of vintage wine is lying horizontally in a rack. The two surfaces on which the bottle rests are 90.0° apart, and the right surface makes an angle of 45.0° with respect to the horizontal. Each surface exerts a force on the bottle that is
asked by Tiffany 
physics :)
A circus clown weighs 875 N. The coefficient of static friction between the clown's feet and the ground is 0.630. He pulls vertically downward on a rope that passes around three pulleys and is tied around his feet. What is the minimum pulling force that
asked by Tiffany 
physics! (69)
A damp washcloth is hung over the edge of a table to dry. Thus, part (mass = mon) of the washcloth rests on the table and part (mass = moff) does not. The coefficient of static friction between the table and the washcloth is 0.395. Determine the maximum
asked by Tiffany 
Physics (76)
the weight of the block on the table is 422 N and that of the hanging block is 185 N. Ignoring all frictional effects and assuming the pulley to be massless, find (a) the acceleration of the two blocks and (b) the tension in the cord.
asked by Tiffany 
Physics GO! (82)
To hoist himself into a tree, a 72.0kg man ties one end of a nylon rope around his waist and throws the other end over a branch of the tree. He then pulls downward on the free end of the rope with a force of 365 N. Neglect any friction between the rope
asked by Tiffany 
physics homework! #92
A small sphere is hung by a string from the ceiling of a van. When the van is stationary, the sphere hangs vertically. However, when the van accelerates, the sphere swings backward so that the string makes an angle of è with respect to the vertical. Find
asked by Tiffany 
Biochemistry
Complete hydrolysis of 25 mM ethyl acetate in an enzyme esterase catalyzed reaction is carried out in a 40 mM NaCl solution buffered by 0.2 M TrisCl, pH 9.1. What is the pH at the end of the reaction? (For Tris base, which is the abbreviation for Tris
asked by Melissa 
Chemistry
A biomass power station burns forestry residue which has 2000 ppm potassium in it and produces 2% ash by weight (think Ive worded that right). I need to find the fraction of K2O in the ash, but only the fraction of K in the fuel as a whole is given.
asked by Gemma 
english
where did the jim crow laws take place? and why?
asked by katie 
math
how many permutations are there for 4 numbers (0,2,3 and 5) adding up to 25 in 8 turns?
asked by al 
j
What were the factors that played a significant role in the collapse of Russian control over Eastern Europe?
asked by j 
physics
When you try to walk too fast on a slippery floor, you slip because walking fast requires you to exert a greater frictional force against the floor than the surface allows. What is the maximum frictional force you can exert against the floor with one foot
asked by Anonymous 
physics
A speedboat starts from rest and accelerates at +1.69 m/s2 for 7.18 s. At the end of this time, the boat continues for an additional 4.55 s with an acceleration of +0.468 m/s2. Following this, the boat accelerates at 0.657 m/s2 for 8.38 s. (a) What is the
asked by shaknocka 
physics
A Boeing 747 "Jumbo Jet" has a length of 59.7 m. The runway on which the plane lands intersects another runway. The width of the intersection is 21.3 m. The plane decelerates through the intersection at a rate of 5.33 m/s2 and clears it with a final speed
asked by shaknocka 
physics
A Boeing 747 "Jumbo Jet" has a length of 59.7 m. The runway on which the plane lands intersects another runway. The width of the intersection is 21.3 m. The plane decelerates through the intersection at a rate of 5.33 m/s2 and clears it with a final speed
asked by shaknocka 
physics
A dynamite blast at a quarry launches a rock straight upward, and 2.0 s later it is rising at a rate of 15 m/s. Assuming air resistance has no effect on the rock, calculate its speed (a) at launch and (b)4.2 s after launch.
asked by shaknocka 
HORTICULTURE
Nutrient acquisition by roots when nutrients are in short supply
asked by Anonymous 
physics
A wrecking ball is hanging at rest from a crane when suddenly the cable breaks. The time it takes for the ball to fall halfway to the ground is 4.36 s. Find the time it takes for the ball to fall from rest all the way to the ground.
asked by shaknocka 
statistics
Let P(x) be the number of people of height < x inches in the US. What is the meaning of P’(66)?
asked by Izzie 
chemistry lab
determine the amount of solute needed to make 100ml aqueous solution of NaCl and MgCl2 that will cause a 10 degree change in freezing point. Determine the amounts of solute needed to make 100ml aqueous of AlCl3 and ethanol that will cause a 10 degree
asked by shaknocka 
mathlogic
Help with this please. I have to form the contrapositive of each and simplify negation using DeMorgan's rules. a) a>(b or c) my answer: contra(~b or~c)>~a simplified: ~b and ~c>~a b) (A and B)>(~q) my answer: contra (~A or~b)>q simplified:~a or ~b>q
asked by donovan 
maths
I am trying to understand what to do here.. need help asap!! Thanks! M Solve the following pair of simultaneous linear equations. 3x + 4y =5 2x + 2y =2 Select the option corresponds to the solution. Select one: x = 9 / 7, y = 2 / 7
asked by Marian 
schoolcraft college
a student decides to construct a capacitor using two conducting plates 30cm on each side. He seprates the plate with a paper dielectric 2.5 that is 8*10 raise to the power 5 mmerters thick. What is the capacitance of the capacitor.
asked by joy 
chemistry lab
calculate the necessary amounts of solutes and solvent to make a 4 liter bottle of antifreeze that will have a 35 degree change in freezing point of water. solutes are Al2(SO4)3, KBr, Mg(NO3)2
asked by shaknocka 
chemistry lab
why would it not be useful to just use pure ethanil or pure ethylene glycol as aN ANTIFREEZE SINCE THEIR NORMAL FREEZING POINTS are 114.1 degrees celsius and 12 degrees celsius respectively
asked by shaknocka 
World History
How was the reign of Marcus Aurelius different than that of most emperors?
asked by Muffie 
chemisty lab
determine the amounts of solute and solvent needed to prepare the following solutions. 2.0 M aqueous NaCl solution 1.0 m aqueous KCl solution 25% by mass aqueous MgCl2 solution
asked by shaknocka 
maths
I'm stuck here don't have a clue what to do. I've read all my school textbooks but it doesn't make much sense!! The numbers after the letters are small figures as in they u3 meaning( u x u x u). Ta! Factorise the expression 5 u3v +15 uv210v taking out the
asked by Marian 
math
a party suppilies store recored net sales of $423,400 for the year. the store's begining inventory at retail was $105,850 and its ending inventory inventory at retail was $127,020.what would be the inventory turnover at retail,rounded to the nearest tenth?
asked by ginny 
spanish
¿Cuál es la forma correcta del imperativo para tú? ¡_____ aquí! (venir) ¿Cuál es la forma correcta del verbo para el imperativo tú? ¡______ a las siete! (salir) ¿Cuál es el imperativo para la forma tú? ¡No ______ ahora! (salir)
asked by lauren 
Finance
Corporate bonds issued by Johnson Corporation currently yield 8.5%. Municipal bonds of equal risk currently yield 6%. At what tax rate would an investor be indifferent between these two bonds? Round your answer to two decimal places. The answer I keep
asked by Shan 
physics
The tops of the towers of the golden gate bridge in san Francisco, are 227m above the water. suppose a worker drops a 655g wrench from the top of a tower. if the average force of air resistance is 2.20 percent of the force of free fall what will the
asked by shay 
SpanishPlease check my answer
Did I answer the question correctly? ¿Qué haces cuando hay un examen grande? Yo estudio cuando hay un examen grande Thank you
asked by JessieLynn 
CHEM
WHATS IS THE DENSITY OF ETHYLENE GLYCOL IF YOU HAVE A 50ML SAMPLE OF ETHYLENE GLYCOL WITH A MASS OFF 55.505G
asked by DENISA 
AP European History
What is the relationship between the study of geography and the study of history? What are the advantages and disadvantages of Europe’s geography? Explain the impact of Europe’s geography on European History. This is what I have so far: How are
asked by Alex 
phy
In a capacitor, you have two plates, one is connected to a battery but other is not, how the other plate become charge ups.
asked by ami 
Spanish Please check 7th grade
Please check my answersI have to say where I just came from and what I have done using forms of venir and acabar de The post office Vengo del correo. Acabo de mandar una carta. The museum Vengo del museo de arte. Acabo de mirar el arte. The hospital Vengo
asked by Steven 
Physical science
An object is projected vertically upwards and returns to the point of projection 12s later. Ignore air resistance and determine the velocity with which it was projected?
asked by Thakgalo sakwana 
Calculus
A function f(x) is said to have a removable discontinuity at x=a if: 1. f is either not defined or not continuous at x=a. 2. f(a) could either be defined or redefined so that the new function IS continuous at x=a.
asked by Abigail 
Statistics
One of my classmates ask this question and it wasn't answered so now I am asking it and of course we are all struggling with no strong Math background Case 6.4 Maternal Serum Screening Test for Down syndrome Please keep in mind that I do not have a Math
asked by Belinda 
Calculus
Let f(x) = mx12 if x is less than 5 = x^2 +5x 7 if x is greater than or equal to 5. If f(x) is a function which is continuous everywhere, then we must have m=_______
asked by Abigail 
Finance
Pearson Brothers recently reported an EBITDA of $9.0 million and net income of $2.7 million. It had $2.34 million of interest expense, and its corporate tax rate was 40%. What was its charge for depreciation and amortization? Could I get someone to help me
asked by Tony 
8th grade science
On one of my tests they are asking me if Symboin pandora has a symbotic reletionshio with the Norway Lobster. In my lesson the answer is yes but with the NORWEIGAN lobster. Is this a typo or are the two lobsters the same lobster but with different names? I
asked by Erica 
phoenix
The general term for market structures that fall somewhere inbetween monopoly and perfect competition is __________.
asked by tresa 
Mathematics
For all real and positve numbers p and q, the following identity holds: (p^1/3  q^1/3)(p^2/3 +(p^1/3)(q^1/3) + q^2/3) = (p  q) Does this identity still hold for negative p and/or q?
asked by John 
English
Can you please check my sentences? Thank you. I'd rather you went to bed early tonight. 2) I'm used/was used to drinking a lot of water in the morning. 3) I'd rather go to the dentist today than tomorrow. 4) He asked me if I could leave him a message on
asked by Franco 
math
Find the volume of water in a fish tank that is 4 m long, 1.7 m wide, and 54 cm deep?
asked by pam 
algebra
given a mean of 8 and a standard deviation of 0.7 what is the zscore of the value 9 rounded to the nearest tenth
asked by Miranda 
english
use injustice in a sentence
asked by mustafa 
AP Calculus
Determine whether Rolle's Theorem is valid f(x) = 3  x  2 for [1, 5] if so, find c. if not, tell why.
asked by Sandy 
physics
By what factor is the resistance of a copper wire changed when its temperature is increased from 20¢ªC to 120¢ªC? (the temperature coefficient of resistivity for copper = 3.9 ¢¥ 10‑3/C¢ª)
asked by Anonymous 
Algebra 1
The body mass index I can be used to determine an individual's risk for heart disease. An index less than 25 indicates a low risk.The body mass index is given by the formula, or model, I=700w/h2, which wheight in inches. Frances weighs 166 pounds and
asked by Esther 
statisics
A man rolls an ordinary die 6 times. What is the probability that he gets at least 5 threes? Round your answer to four decimal places.
asked by Lisa 
algebra
You have recently found a location for your bakery and have begun implementing the first phases of your business plan. Your budget consists of an $80,000 loan from your family and a $38,250 small business loan. These loans must be repaid in full within 10
asked by kathy 
Maths
Two polygons have te number of their sides in the ratio 1:3.The sums of their interior angles are in the ratio of 4;1. Find the number of sides of each polygon.
asked by Erin 
Chemistry
A fish tank holds 40 gallons of water (density 1.00g/mL) when full. What is the mass of the water in kilograms (kg)?
asked by Michelle 
statistics
According to the Smart magazine, 70% of smokers started smoking before the age of 18. Suppose 10 smokers are randomly selected and the number of smokers who started to smoke before the age of 18 is recorded. a) explain why this is binomial experiment. b)
asked by jerry 
physics
How many electrons must be removed from an electrically neutral silver dollar to give it a charge of +2.1 µC?
asked by Anonymous 
theory of dressmaking
what is disposal of fullness
asked by martha 
math
If a rectangular prism's length is doubled, it's width quadrupled and it's height stays the same, what is the ratio of the new volume to the original volume?
asked by K.C. 
critical thinking
help finding fallacies Water extinguishes fire. Oxygen is a part of water. Therefore oxygen extinguishes fire.
asked by Anonymous 
Economics
Below is the production possibility information of small nations Arboc and Arbez, which can produce two goods, wheat, and coffee. The maximum quantity of each good is shown in the table below. Assume the two nations trade in a world containing many small
asked by Anonymous 
English
Hello. Please help me with grammar. I know that "consider" is often used with "be" (for example, I consider her to be beautiful. They consder the plan to be very helpful.) Is it possible to use any other verb in this pattern, for example, "They conser the
asked by Ilma 
Administration
The local school system asks you to submit a proposa to do preemployment physicals for sixty bus drivers. Wha financialor accounting inrmation do you need to submit a proposal? What will you charge the school bus system?
asked by Laura 
Micro economics
Below is the production possibility information of small nations Arboc and Arbez, which can produce two goods, wheat, and coffee. The maximum quantity of each good is shown in the table below. Assume the two nations trade in a world containing many small
asked by Anonymous 
geometry
Figure ABCD is a square. Angle B measures (15x13)Find the value of x.
asked by stephaine 
Chemistry
for each of the following balanced chemical equations write all possible mole ratios. Mg+ 2HF> MgF^2+ H^2
asked by Nick 
integrated science
explain the difference between the following three substance carbon (c) carbon dixoide (co2) and oxygen (o2)
asked by clodine 
English
"But the cat himself knows and will never confess" is an example of: a. personification b. repetition c. parallelism d. meter I think it's A but I'm not sure
asked by anthony 
English
Never belong, never guess, never confess is an example of: a. repetition b. parallelism c. rhyme scheme d. assonance I think it's B but I'm not sure.
asked by anthony 
English
Hello. Please tell me if it is possible to say: The government plans to "grant help to" the umemployed. Or is it "give help to/provide help for"? Thank you very much for your answer.
asked by Ilma 
Economics
Below is the production possibility information of small nations Arboc and Arbez, which can produce two goods, wheat, and coffee. The maximum quantity of each good is shown in the table below. Assume the two nations trade in a world containing many small
asked by help pleaseeeeee 
English
All book reviews are written in: a. past tense b. present tense c. future tense d. whatever tense the writer chooses to use. I think it's B. The purpose of a book review is to: a. provide a plot summary b. provide information about the author c. give an
asked by anthony 
physics
A diver springs upward from a board that is three meters above the water. At the instant she contacts the water her speed is 9.30 m/s and her body makes an angle of 83.0° with respect to the horizontal surface of the water. Determine her initial velocity,
asked by help 
algebra 2
suppose a house that costs $270,000 appreciates by 5% each year. in about how many years will the house be worth $350,000? use the equation 350 = (270) (1.05)^x and round the value of x to the nearest year.
asked by t 
MATH
5x2y=4 x+2y=7
asked by keren vital 
English
These are the sentences I'm not sure of. I included the doubts in parantheses.Thank you. 1) Briefly outline the main features of the epic poem. Refer then to the seventhcentury (?) epic poem "Beowulf" and to what it celebrates. 2)In the song "Help" the
asked by Franco 
math
how do you write 436138.539 in words?
asked by jackeline 
chemistry
what happens when you put a moth ball in 7580 degree C tap water?
asked by Anonymous 
Computer Science
Can please someone check my answer: a)385 data loss incidents took place b)110 million people were affected by personal data loss incidents c)3% of all data loss incidents were caused by hard copy theft/loss d)20% of all data loss incidents were caused by
asked by Sue 
math
is the sum of 9/12 and 1/6 grater than or less than 1?
asked by arjel 
managerial economics
Final Project A Final Project Is Due The Last Class Session. In Your Final Project, Describe And Answer In Economic Terms A Managerial Decision You Have Knowledge About (For Example One That Has To Be Made At Your Place Of Employment). Some Examples Essays
asked by Anonymous 
business
you have received a business research study done by a consultant for a life insurance company. The study is a survey of customer satisfaction based on a sample of 600. You are asked to comment on its quality. What do you look for?
asked by Lara 
Algebra 1
The body mass index I can be used to determine an individual's risk for heart disease. An index less than 25 indicates a low risk.The body mass index is given by the formula, or model, I=700w/h2, which wheight in inches. Frances weighs 166 pounds and
asked by Esther 
RADICAL EQUATIONS
Hi! Just need confirmation. 3(sqrtroot)27; My answer is 3 because 3 x 3 x 3 is 27. Thank you so much!!
asked by AMY 
3rd grade math
sara is making birthday cards. she takes 1 hour to make 5 cards. on tuesday, sara made 25 cards. how long did sara spend working on the cards on tuesday? how do you the explain answer to a 3rd grader
asked by Anonymous 
physics
a 2.5 kg rifle fires a 20 g bullet at 400 m/s. What is the magnitude of the recoil velocity of the rifle?
asked by sejul 
physics
a 2.5 kg rifle fires a 20 g bullet at 400 m/s. What is the magnitude of the recoil velocity of the rifle?
asked by sejul 
English
Hi. I've been learning some new words and have a question about "demarche". As for its diplomatic meaning, everything is clear, but I don't know how to use its meaning "a statement or protest addressed by citizens to public authorities". Do you think it's
asked by Kamal 
physics
a 2575 kg van runs into the back of a 825 kg compact car at rest. They move off together at 8.5 m/s. Assuming no friction with the ground, find the initial speed of the van.
asked by Nilan 
Science
What conditions allowed so many different kind of mammals to evolve during the Cenozoic Era?
asked by Kelley 
Science
How was their small size helpful to the mammals of the Mesozoic?
asked by Karen 
English 3
In the Adventures of Huckleberry Finn, Huck mentions that he wishes the Widow Douglas could know about his efforts to save the men on the wreck of the Walter Scott. Pretend that you are Huck and write a letter to the Widow, explaining the situation and
asked by Carlie 
English
I forgot to include these last sentences. Could you check if the sentences are OK? Thank you. 1)Where has Peter gone? There he is. I've never flown in an plane before. 2)If don't run, you'll arrive late. She'll buy herself a mobile phone, as soon as she
asked by Franco 
Physics
A wire 3.00 m long and .450 mm2 in crosssectional area has a resistance of 41.0Ω at 20 degrees C. If its resistance increases to 41.4Ω at 29.0 C, what is the temperature coefficient of resistivity?
asked by Aryan 
biology
how to identify leaves marple.lime,willow,hawthorn rose,rhododendron,birch ivy.oak.sycamore,horse chesnut,holly to make a branch key then turn it into paired statement key
asked by caitlin 
8th grade science
Is predatorprey the most important ecological relationship? Thanks everyone!
asked by Erica 
Physics
the heating element of a coffee maker operates at 120 V and carries a current of 2 A. Assuming that the water absorbs all of the energy converted by the resistor, calculate how long it takes to heat .500 kg of water from room temperature 23 degrees C to
asked by Ayan 
Physics
what is the required resistance of an immersion heater that will increase the temperature of 1.50 kg of water from 10 degrees C to 50 degrees C in 10 minutes while operating 120 V?
asked by Kunal 
Math
How do I show 52 with l and .
asked by Jennifer 
Measurments
how do I read a ruler?
asked by Deamonte 
Question
Are students allowed to answer questions if we know them?
asked by Julia 
Physics
In a certain stereo system, each speaker has a resistance of 4 Ω. The system is rated at 60 W in each channel. Each speaker circuit includes a fuse rated at a maximum current of 4 A. Is this system adequately protected against overload?
asked by Ishaan 
kassie
What is the major product of the reaction between methanol and (2R,3S)2bromo3methylpentane at room temperature?
asked by chemistry 
calculus
h(x)= tan(x)x/x^3 given values 1 and 0.5
asked by Anonymous 
REPORT CARD QUESTION
I got my report card today. I only have 8 subjects. I got 6 A's, 1 B, and a C+. I want to know if I made it on the FIRST CLASS honours. I also got all G's. did I make it on the first class honours? ps: G=good
asked by Monica 
Writing
which would be correct: nowhere no where no wear
asked by Arushi 
problem solving
A freight train travel 53.7 miles per hour. About how many miles did the freight train travel in 2.1 hours?
asked by yuri 
Calculusparticle motion
1. A particle is moving on the xaxis (or any number line) Its position x(t), or distance from the origin, at the time t is given by x(t)=4t^316t^2+15t. t is greater than or equal to 0 a.) Where is the particle when it is at rest? b.) During what time
asked by Matt 
math (algebra)
1/3y=x y+x+4=0
asked by sara 
math
what multiplication fact could you use to find a number that can be divided equally by 8 and 9?
asked by mick 
math
Samantha can ride her bike to work in 2/3 of an hour. When she drives to work it takes 1/3 of an hour. If she drives 12 miles per hour faster than she rides her bike, how fast does she ride her bike?
asked by Bob 
math
Forrest Lumber uses the function S(t) = 75t + 375 to determine the salvage value S(t), in dollars, of a table saw t years after its purchase. How long will it take the saw to depreciate completely?
asked by Bob 
geometry
given: chord AB is parallel to chord CD prove if two chords of a circle are parallel, the two arcs between the chords are congruent. Prove: arc AC is congruent to arc BD
asked by maya 
math
Equivalent Expressions 1. Which algebraic expression is equivalent to the expression below? 3(x  2) + 12(x + 8)
asked by Max 
math
Suppose that 28 crayons, of which four are red, are divided random among Jack, Marty, Sharon, and Martha (seven each). If Sharon has exactly one red crayon, what is the probability that Marty has the remaining 3?
asked by rita 
Algebra
A Camp leader figures she needs one tent for every three campers plus one for herself...write an expression that reprents this.
asked by Anonymous 
us history
I need help on an essay. My essay is on immigration but my teacher wants us to compare and contrast immigration from 1800's to now. HELP!
asked by sheri 
Language Arts
What is the adverb in this sentence: We read a very good Japanese folk tale called "Green Willow."
asked by Dana 
Physics
A wire 3.00 m long and .450 mm2 in crosssectional area has a resistance of 41.0Ω at 20 degrees C. If its resistance increases to 41.4Ω at 29.0 C, what is the temperature coefficient of resistivity?
asked by June 
Physics
the heating element of a coffee maker operates at 120 V and carries a current of 2 A. Assuming that the water absorbs all of the energy converted by the resistor, calculate how long it takes to heat .500 kg of water from room temperature 23 degrees C to
asked by April 
Physics
what is the required resistance of an immersion heater that will increase the temperature of 1.50 kg of water from 10 degrees C to 50 degrees C in 10 minutes while operating 120 V?
asked by Mini 
Molecular and Electron geometry
Can anyone help me out with the differences between electron geometry and molecular geometry for SCl6? I think the molecular geometry is octahedral, but I'm not so sure for the electron geometry. Thanks :)
asked by Kate 
earth
Geological time scale summary for stone mountain's granite in georgia, with: description of the Feature Description of Processes Influence of Time on Rock Formation Discussion of Transformation processes Hand Samples Location Types of Rock from map A Map
asked by Robin 
Physical Science
Suppose you dissolve 40g of potassium nitrate in 100 cm3 of water at 100 C. If half the solution os poured out, how many grams of potassium nitrate will the remaining solution contain?
asked by Matthew 
english
in tjaden this is a voracity, in Muller it is a foresight. what type of rhetorical device does this sentence contain?
asked by mat 
Math
1/7 + 1/7 = How do i solve?
asked by cody 
Chemistry
Gold can be recovered from sea water by reacting the water with zinc, which is refined from zinc oxide. The zinc displaces the gold in the water. What mass of gold can be recovered if 2.00g of ZnO and an excess of sea water are available? 2ZnO + C > 2Zn +
asked by Jessica 
Geometry
If DE = x^2 + 4 and EB = 3x^2  5x  8, find x and DB.
asked by Anonymous 
Criminology
What are the components for establishing corpus delicti? I cannot seem to answer this question on my homework, or find any information on the components. Any help would be greatly appreciated!
asked by RaeAnne 
geomegy
cd and ce are radii of the same circle. how do they compare in length
asked by timia 
math
A fireman stood in the middle of a step ladder. He climbed down 4 steps and continued his work. He went down 8 more then back up 9 to the top. How many steps were on the ladder?
asked by Lauren 
Algebra 1
What property justifies that 3y+9 = 9+3y
asked by Hannah 
Math7
Yuki made cookies on Monday. Some friends came over and ate half the cookies on Tuesday. On wednesday,Yuki ate three cookies, and on Thursday, she took two cookies to school. By Friday, Yuki had seven cookies left. How many did she bake on Monday? Please i
asked by Miley 
physics
What is the kinetic energy in J of a 66 g tennis ball approaching a tennis racket at 11.9 m/s?
asked by Leigh 
physics
what is the velocity of a 53.7 kg jogger with a kinetic energy of 1054 J?
asked by meleigh 
Physics
Astronauts use a centrifuge to simulate the acceleration of a rocket launch. The centrifuge takes 40.0s to speed up from rest to its top speed of 1 rotation every 1.40s . The astronaut is strapped into a seat 4.50m from the axis. What is the astronaut's
asked by Fred 
statisics
A man rolls an ordinary die 6 times. What is the probability that he gets at least 5 threes? Round your answer to four decimal places.
asked by Lisa 
immigrant experience
Im doing this activity which is called township in upper canada, and we each got a person whom we have to shift in their new lot. So basically Im imagining that I am that person and that Ive got my lot. My location ticket says that my concession is 12 and
asked by Sara 
Earth and Physical Science
A 901 kg car is traveling north down a country road when a deer crosses in front of the car. By slamming on the breaks, the care is able to decelerate at 4.0 meters per second squared. What is the frictional force between the street and the car?
asked by Caitlin 
English
Describe your experience with credit and credit cards in a brief paragraph using at least five adverbs and five adjectives in your description.
asked by Anonymous 
Math
What is a mode? I need a quick review... I understand it, I just want to know better.
asked by Alex 
calculus
Let f(x) = [(2x2+4 x −70)/(x−5)] Show that f(x) has a removable discontinuity at x=5 and determine what value for f(5) would make f(x) continuous at x=5 Must define f(5)= I've been stuck on this problem for some time how would i do this one? Ty!
asked by Aric 
science
how are resources brought up from the earth's surface?
asked by mary 
english
To no man does the earth mean so much as to the soldier. what type of rhetorical device does this sentece contain
asked by mat 
chemistry
how to convert 4.8x10^5 hL to ml?
asked by tina 
Criminology QUESTION
Susan,A detective with the New Hampshire Police dept has been sent to the NYC police department to work with detectives and while there in NY she sees a woman wanted for murder.Susan asks the woman to lunch,and mentions she is from New Hampshire but does
asked by RaeAnne 
Algebra
A wire is run between two tips of two poles. One pole is 23 ft. taller than the other pole. The poles are 37 ft. apart. How long does the wire need to be to reach between the two poles?
asked by Mathy 
Real number system
2,874 to base five
asked by Meka 
Physics please help!!
If a woman lifts a 19.3 kg bucket from a well and does 6.10 kJ of work, how deep is the well? Assume that the speed of the bucket remains constant as it is lifted
asked by Megan 
math
on a map with scale 2 cm:25km, what would be the dimensions of a 145 km by 80 km rectangle?
asked by linda 
math
if a scale on a map is 1 in. = 250 miles, what would be the map distance if the actual distance between two cities is 1,000 miles?
asked by linda 
Public and community health
Find national, state, and local governmental health agency websites that address the issue from the Article Review assignment. · Document your findings based on the University of Phoenix Material: Website Review. · Write a 700 to 1,050word summary of
asked by Anonymous 
physics
The picture shows a uniform ramp between two buildings that allows for motion between the buildings due to strong winds. At its left end it is hinged to the building wall , at its right end it has a roller that can roll along the building wall. There is no
asked by Kayla 
math
If it takes a person to walk 30 minutes in 3 miles..how many minutes would it take a person who walks 3.5 miles be?
asked by linda 
english
there is some unknown poet called M.T. Buckley whom seems to be known only to the the English teachers and himself. Wrote a poem called "Birthday" and some others like "Poem of Poems" that didn't make it into the whose who of Poets. Does anyone know about
asked by janet 
math
i solved by factoring like this: 3x^2+5x12=0 (3x+4)(x3) 4 +3 x=4 x=3 now i need to solve by the form x^2=k How do I do that?
asked by keith 
Physics
A block of mass 2.10 kg is pushed 2.33 m along a frictionless horizontal table by a constant 19.4 N force directed 27.5o below the horizontal. Determine the magnitude of the normal force exerted by the table.
asked by Megan 
Physics
A block of mass 2.10 kg is pushed 2.33 m along a frictionless horizontal table by a constant 19.4 N force directed 27.5o below the horizontal. Determine the magnitude of the normal force exerted by the table.
asked by Megan 
Physics
A block of mass 2.10 kg is pushed 2.33 m along a frictionless horizontal table by a constant 19.4 N force directed 27.5o below the horizontal. Determine the magnitude of the normal force exerted by the table.
asked by Megan 
algebra
ax/b + cx/d =e solve for variable x
asked by joseph 
English
Need help with symbolism project. thank you for your help.? I need help with explaining symbolism of the axe from Black Cat. Do you know what symbolism mean is? THANK YOU FOR YOUR HELP am i right? Did the narrator kill his wife's brain with a axe? what is
asked by Erin 
Science
Why are there so many villi and air sacs?
asked by Erika 
statistics
Three percent of all items sold by a mailorder company are returned by customers for a refund. Find the probability that of two items sold during a given hour by this company both will be returned for a refund
asked by Julia 
6th grade science
What are 2 general structures for vascular plants and 2 for nonvascular plants? 2 transport structures for vascular plants? 2 methods of transport for nonvascular plants?
asked by Flo 
PHYSICS
add these two forces a. 200 newtons @ 20 degrees N of E B. 200 Newtons @ 30 S of E
asked by HELLO 
PHYSICS
perseus the penguin can fly at a maxium speed of 150 km/hr when there is no wind. Perseus decides to make a trip from hershey to new york to see a broadway play. it is 250 km @ 30 degrees Nof E. if the wind is blowing at 50 km.hr due east, what direction
asked by HELLO 
PHYSICS
PLAN A 4 HR FLIGHT (TELL ME SPEED AND DIRECTION SETTINGS FOR THE PLANE) TO FLY FROM CHICOGO TO ATLANTA(1500 KM @ 30 DEGREES E OF S) ON A DAY WHEN THE WIND IS BLOWING 100 KM/HR DUE EAST
asked by HELLO 
taxes
how long does it usually take to get your income takes back if you filed electronically and direct deposited?
asked by scooby 
math
u/5=1.9 what is u
asked by julia 
chemistry Please Help Dr.BOB
Complete hydrolysis of 25 mM ethyl acetate in an enzyme (i.e., esterase)catalyzed reaction is carried out in a 40 mM NaCl solution buffered by 0.2 M TrisCl, pH 9.1. What is the pH at the end of the reaction? (For Tris base, which is the abbreviation for
asked by Kim 
physics
a 1500 kg car moving with a speed of 15 m/s collides with a utility pole and is brought to rest in 0.3 s. Find the average force exerted on the car during the collision.
asked by Kriti 
Chemestry
Express condense order of increasing energy as a string without blank between orbit Barium Element
asked by Meyanna 
physics
a 2.5 kg rifle fires a 20 g bullet at 400 m/s. What is the magnitude of the recoil velocity of the rifle? I still don't understand. Could you please help with a formula? Thank you. physics  drwls, Monday, February 7, 2011 at 6:38pm Try using conservation
asked by Sejul 
Physics
A 3.6kilogram block sliding down a ramp from a height of 4.6 meters above the ground reaches the ground with a kinetic energy of 37 joules. The total work done by friction on the block as it slides down the ramp is approximately: [1 d.p.]
asked by Anonymous 
Obsolescence
Could I know what this means? Like I think it means no more existance or something, but how do I rephrase my awkwardy definition? What things are becoming obsolote? Home land line phones Cassettes Could You give me a link to where I can find what other
asked by Anonymous 
PHYSICS!
A 3.6kilogram block sliding down a ramp from a height of 4.6 meters above the ground reaches the ground with a kinetic energy of 37 joules. The total work done by friction on the block as it slides down the ramp is approximately: [1 d.p.]
asked by Purti 
Chemistry
Write the reversible equation for the esterification and hydrolysis of glyceryl ethanoate
asked by Anne 
LA
what are the 3 most important figures of speech in the poem "Kite is a Victim" by Leonard Cohen? Please explain why tose three are important
asked by alice 
Finite Mathematics
Jessica wants to accumulate $14,000 by the end of 5 yr in a special bank account, which she had opened for this purpose. To achieve this goal, Jessica plans to deposit a fixed sum of money into the account at the end of the month over the 5yr period. If
asked by Salvany 
medical records
A primarycare physician and her partner, who have just opened their own practice, employ you as a medical assistant. You have been asked by one of the physicians to research information and recommend a qualitycontrol procedure for completing chart audits
asked by therese 
physics
a uranium238 nucleus may stay in one piece for billions of years, but later it decays into an a particle of mass 6.64 x 10^27 and a thorium234 nucleus of mass 3.88 x 10^25. The decay process itself is extremely fast (about 10^20 s). Suppose the
asked by Susmitha 
Math
The management of Gibraltar Brokerage Services anticipates a capital expenditure of $27,000 in 3 yr for the purpose of purchasing new computers and has decided to set up a sinking fund to finance this purchase. If the fund earns interest at the rate of
asked by Salvany 
Economics
ARBOC ARBEZ WHEAT COFFEE WHEAT COFFEE 120 0 120 0 0 30 0 20 8. The terms of trade are 2 units of wheat per unit of coffee, Arboc should produce which good? Arbez should produce which good? 9. The terms of trade are 5 units of wheat per unit of coffee,
asked by Anonymous 
Chemistry 119
Calculate the volume (in cc) of a 0.250 pound block of aluminum.
asked by Anonymous 
Math
Is (0,2) a orderd pair a solution of 4x  3y = 6? Explain.
asked by Liz 
Spanish
verbs like venir and tener where only the yoform is different, what are these verbs called and could someone list them. thanks
asked by Amy 
math
In bengal, india and Bangladashthere are about 2.6*10 to the power of 8. What is 2.6*10 to the power of 8 ?
asked by julia 
Chemistry
Calculate the amount of Citric acid monohydrate needed to make 100 mL of 0.1 M solution
asked by Emily 
Anthropology, Psychology, Sociology
I'm stuck on summarizing the main ideas in a poem called, "Children Learn What They Live" by Dorothy Law Nolte in terms of the identification.
asked by Alex L. 
physics
Approximate the gravitational force of attraction between a 49.0 kg girl and a 52.0 kg boy if they are sitting 2.5 m apart
asked by Zach 
math
how do i simplify this; 8^7/3
asked by anonymous 
Reference Letter Updated
I have to imagine myself as an adult who knows me as a student.Then I have to create a made up letter of reference for myself based on what I hope someone would honestly be able to write about me in the future. SO basically Im that teacher.. Paragraph 1.
asked by Anonymous 
math
what is 3*10^6=
asked by julia 
math
what is 6*10^9=
asked by julia 
Math
y= 3/5x  6 x= 4
asked by Help 
organic chemistry
Looking at a diagram of cortisone, where are all the stereocenters? I know there are 6 of them, I just don't know where they are in the structure. Sorry I can't provide a diagram, but I'm sure they can be found online.
asked by Dre 
chemistry
what mass of K2SO4 would you measure out to prepare 550 mL of a 0.76 M solution?
asked by becca 
Chemistry
consider the following reaction mechanism 2A+B>B+C B+D>E+C What is the rate law for step 2 of this reaction?
asked by Candice 
math
how do i solve the following problems? a^5+6a^4+5a^3=0 t^5256t=0 y^3512=0 z=8(root)z+240
asked by monique n 
CRIMINOLOGY
what is one physical factor that may cause one a life of criminal behavior
asked by kathy 
math
on a map with a scale of 2 cm = 25 km, what would be the dimension of a 145 km by 80 km rectangle?
asked by linda 
math
could any one tell me the midpoint of these points and how to find them? (2,1) and (5,5) ii appreciiate iit.
asked by angiie 
math
I round to nearest ten these problems: 72 x 4 =290 15 x 6 =90 are these correct?
asked by Xavier 
Braingstorming
I am writting a contrast poem and I need a topic that has two veiwpoints
asked by Hilary 
Discrete Math
Consider the following relations on R, the set of real numbers a. R1: x, y ∈ R if and only if x = y. b. R2: x, y ∈ R if and only if x ≥ y. c. R3 : x, y ∈ R if and only if xy < 0. Determine whether or not each relation is flexible, symmetric,
asked by Laurey 
statistics
Suppose that the heights of adult men in the United States are normally distributed with a mean of inches and a standard deviation of inches. What proportion of the adult men in United States are more than feet tall? (Hint: feet inches.) Round your answer
asked by Demeisa 
English
for "Children of the River" I have to come up with a thesis statement for chapter 1 I don't know what it is.....please help
asked by Hannah 
Chemistry AP
What is the mass of oxygen in a ml flask if the pressure is 1.00 atm and a temperature of 22.0 Celsius?
asked by Julie 
Chemistry: Neutralization
What volume of a 0.1000M HCl solution is needed to neutralize 25.0 mL of .350 M NaOH? Any help would be appreciated.
asked by Sam 
physics
A moving electron passes near the nucleus of a gold atom, which contains 79 protons and 118 neutrons. At a particular moment the electron is a distance of 7.5 × 10−9 m from the gold nucleus. What is the magnitude of the force exerted by the gold nucleus
asked by anonymous 
Math
Principal is $1,800. Rate is 10%. Simple Interest is $360. What's the time? Please show how you go to this answer.
asked by Jackie 
physics
A moving electron passes near the nucleus of a gold atom, which contains 79 protons and 118 neutrons. At a particular moment the electron is a distance of 7.5 × 10−9 m from the gold nucleus. What is the magnitude of the force exerted by the gold nucleus
asked by anonymous 
science
What nonmetal elment would be in a tube of "Brilliant Yellow" acrylic paint?
asked by Jolly Jane 
Math
Rate is 9%. Time is 4 years. Simple interest is $354.60. What's the principal? Please show me how you got to the answer as well.
asked by Jackie 
chemistry
A 20mg sample of a compound is dissolved in 5.0 mL of water and extracted with 2.5 mL of heptane. After seperation of the layers, the heptane layer is found to contain 15 mg of the compound. What is the partition cofficient of the compound, K(hept/water)
asked by Me 
chemistry
A 20mg sample of a compound is dissolved in 5.0 mL of water and extracted with 2.5 mL of heptane. After seperation of the layers, the heptane layer is found to contain 15 mg of the compound. What is the partition cofficient of the compound, K(hept/water)
asked by Me 
math please help?
Nena invested some money at 7% interest and the same amount at 10%. Her total interest for the year was $850. How much did she invest at each rate?
asked by anonymous 
math
432x63^2 can you tell me how to solve? please
asked by angiie 
physics
Vector V(with an arrow at the top) represents a displacement of 120. at 29.0 counterclockwise from the x axis. Write unit in Vector notation... Help!
asked by jahil 
chemisty
115 grams of KCl is dissolved in 750 ml of water. what are the molality, molarity, mole percent, % mass, ppm by mass. what would the freezing point and boiling point of that solution assuming Kf of water is 1.86 degree celsius/m and Kb is .0512 degree
asked by shaknocka 
calc
what is the instantaneous velocity function of 8x^24x+1... and x=3 seconds
asked by kelly kelly 
physics
2.5 kg rifle fires a 20 g bullet at 400 m/s. Find magnitude of the recoil velocity of the rifle.
asked by Anil 
math
The Johnsons have accumulated a nest egg of $19,000 that they intend to use as a down payment toward the purchase of a new house. Because their present gross income has placed them in a relatively high tax bracket, they have decided to invest a minimum of
asked by amy 
math
Find the periodic payment R required to amortize a loan of P dollars over t yr with interest charged at the rate of r%/year compounded m times a year. P = 16,000, r = 8, t = 6, m = 6
asked by Nicole E 
algebra
Evaluate 5(11 + 22  10) – 19
asked by Judy 
math
Suppose payments were made at the end of each month into an ordinary annuity earning interest at the rate of 6%/year compounded monthly. If the future value of the annuity after 10 yr is $55,000, what was the size of each payment?
asked by Nicole E 
us history
The postwar years witnessed a "freedom explosion" across the globe, especially in Asia and Africa. Why did several of these new nations turn to the Soviet Union rather than the United States for support?
asked by Anonymous 
math
The Pirerras are planning to go to Europe 5 yr from now and have agreed to set aside $190/month for their trip. If they deposit this money at the end of each month into a savings account paying interest at the rate of 9.5%/year compounded monthly, how much
asked by amy 
spelling
what is the easiest definition for menace?
asked by anna 
Timelines (Pls. respond tonight)
I'm not sure on how to make a timeline of events throughout the course of an event in one day. Plus, I'd like to do it in a proper format.
asked by Alex L. 
chemistry
the enthalpy change of a system is 1.25 x 10^5 J and the entropy change is 300 J/K. calculate the free energy change of the system at 290 K
asked by blarkin 
Calculus
Let f be a twicedifferentiable function such that f(2)=5 and f(5)=2. Let g be the function given by g(x)= f(f(x)). (a) Explain why there must be a value c for 2 < c < 5 such that f'(c) = 1. (b) Show that g' (2) = g' (5). Use this result to explain why
asked by Leanna 
chemistry
What would be the maximum number of grams possible for Al2(SO4)3?
asked by Anonymous 
AED205
I need help with week 9 capstone discussion question. What are the five most valuable classroom management concepts that build a positive learning environment? Why did you select those concepts out of all of the concepts learned? How will you apply those
asked by Sam 
algebra
What is n + 3 5/6 = 5 1/3?
asked by Cason 
English 3
In The Adventures of Huckleberry Finn, Huck struggles to decide what he should do when his heart and his conscience pull him in different directions. He eventually decides to go with his heart. Write a short essay explaining why you agree or disagree that
asked by Carlie 
math
one fourth of the students earned A's. There were 280 students. How many earned A's? I got 70 for the answer but what is the percentage for that? Would it be 70%?
asked by Trevor 
algebra
A simple economy consists of two industries: agriculture and manifacturing. The production of 1 unit of agricultural products requires the consumption of 0.2 units of agricultural products and 0.15 units of manufactured goods. The production of 1 unit of
asked by sam 
Biology DNA
What is needed to synthesize DNA? a DNA strand a primer and is that it?
asked by Allie 
intermediate algebra
Oh Nuts! sells pistachio kernels for $6.50 per pound and almonds for $8.00 per pound. How much of each type should be used to make a 50lb mixture that sells for $7.40 per pound?
asked by Anonymous 
math
I don't know the answer.
asked by Cason 
pharma
i m studying pharm.d(p.b).i m confuse about my project.give any idea
asked by sahi 
physics
A 30 kg person climbs up a 5 m rope at a constant speed. If the student’s power output is 2 kW, how long does it take for the student to climb the rope? How much work does the student do?
asked by Anonymous 
math
What is n + n =8 1/2?
asked by Cason 
4th grade math
Mrs. Reid brought 32 orange and apple slices to her daughter's soccer practice. There were three times as many orange slices as there were apple slices. How many of each kind did she bring?
asked by Jennifer 
English
More than a thousand people are killed in a road accident during the december holiday.How can this carnage on our road be stopped?
asked by Thabo.I.M 
8th grade math
It is estimated that 6,000 tons of nachos will be consumed at Super Bowl XLV viewing events. Suppose a serving of nachos is 1 1/4 oz and each person eats an average of 3 1/2 servings of nachos. If a total of 91,385 people attend the viewing parties at the
asked by Anonymous