Questions Asked on
June 7, 2015

Calculus
An architect needs to design a rectangular room with an area of 77ft^2. What dimensions should he use in order to minimize the perimeter? I keep getting stuck on this problem. I know when I take square root of 77, it gives me 8.77. But how do I get there.

Statistics
A roulette wheel has 38 slots, numbered 0, 00, and 1 to 36. Two slots are green, 18 of the others are red, and 18 are black. a) What is the probability of winning with a bet on red in a single play of roulette? b) You decide to play roulette 4 times, each

PreAlgebra
If y varies directly with x, find the constant of variation with x = 4 and y = 24 If y varies inversely with x, find the constant of variation with x=5 and y = 10 If y varies directly with x, and y = 35 when x = 5 , find x when y = 7 If y varies directly

chemistry
During the combustion of 5.00g of octane C8H18, 239.5 kcal is released. Write a balanced equation for the combustion reaction. Are reactants or products favored? What is the sign of change of heat for this reaction? how much energy is released by the

maths
from a point R,300m north of P,a man walks east wards to a place Q which is 600m from P find the bearing oF P from Q,correct to the nearest degree and the distance between R and Q.

U.S History
Which group believed that failure to approve the Constitution would lead to chaos and mob rule? Federalists**** Antifederalists 2. Which group believed a strong national government was critical to the country? Federalists*** Antifederalists 3. Which

calc
Find the interval on which the curve y= integral x to 0 of 6/(1+2t+t^2) dt is concave upward

history
Which of the following caused a rapid increase in the demand for coal and other fossil fuels in the late 1800s? HOME HEATING IN THE NORTH NEW SHIPS USING STEAM POWER COTTON PRODUCTION IN THE SOUTH MANUFACTURING IN THE NORTHEAST

Chemistry
Can someone please help me with this question? Hydrazine is somewhat toxic. Use the halfreactions shown be low to explain why household bleach (a highly alkaline solution of sodium hypochlorite) should not be mixed with household ammonia or glass

Math
One cell phone plan costs $15 per month plus $0.10 per minute used. A second cell phone plan costs $50 per month for unlimited use. Write and solve an inequality to find when the second plan is cheaper than the first.

COLLEGE MATH
a manufacture of brand A jeans has daily production costs of C =0.2x^2 96x+12,095 where C is the total cost in dollars and x is the number of jeans produced. How many jeans should be produced each day in order to minimize costs? what is the minimum daily

English
the gift was intended ,we never discovered. a To who b To whom c For who d For whom

English
According to her parents, the book that I found was her’s. She told me, however, that she didn’t want it back. 1. Which of the following is an error in the sentence above? A. Improper use of commas around “however” B. Improper use of a comma after

english comp2
Which thesis statement is the strongest? A. The most effective way to create jobs, in my opinion, is through governmentsupported programs aimed at renewing the nation’s infrastructure. B. I think the most effective way to create jobs is through

chemistry
How much heat in kilocalories is absorbed in the reaction of 1.94g of Na with H2O? 2Na(s)+2H2O(l)>2NaOH(aq)+H2(g) change in heat= 88.0kcal/mol

chemistry
Chemical reaction between solid ammonium chloride and solid barium hydroxide octahydrate 2NH4Cl(s)+Ba(OH)*8H2O(s)>2NH3(aq)+BaCl2(aq)+10H2O(l) the change in heat for this reaction is 54.8kJ how much energy would be absorbed if 24.9g of NH4Cl reacts

French
Bonjour! Are these sentences grammatically correct? 1. J’étais trés réservée. C’était une bonne chose, parce que je n’ai jamais eu des problémes pour parler. Mais il était difficile de se faire des amis (I was very quiet. It was good thing,

Stats
Suppose that weights for women in their 20’s average 125 lb., with a standard deviation of 14 lb. For a sample of size 50 how likely is it that a random sample will produce a mean weight between 100 and 140 lb.?

Statictics
A coding supervisor must determine the number of fulltime equivalents (FTEs) needed to code 500 discharges per week. If it takes an average of 20 minutes to code each record and each coder works 7.5 productive hours per day, how many FTEs will the coding

Algebra
Use the above graph of f(x) to complete the following table for values of its inverse function, f^{1}(x). The graph has a point on (2,2)the yintercept is 4 the x intercept is 3 x =4, 8, 0, 2, 2 f^{1}(x) Note: You can earn partial credit on this

Another math related question
Two urns both contain green balls and red balls. Urn 1 contains 6 green balls and 4 red balls and urn 2 contains 8 green balls and 7 red balls. A ball is drawn from each urn.What is the probability that both balls are red

English
Dragonwings by Laurence yep What conflict is left unresolved at the end?

Chemistry
How many moles of potassium sulfate would you need to prepare 1200 grams of 5.0% sulfate (m/m) solution? Calculate the volume of solution of 3.6 NH4CI needed to prepare 350.0ml of 1.24 M NH4CI. How many grams of ammonium chloride are in the solution you

Chemistry
Methanol is produced commercially by the catalysed reaction of carbon monoxide and hydrogen: CO(g) + 2H2(g) CH3OH(g). An equilibrium mixture in a 2.00 L vessel is found to contain 0.0406 mol CH3OH, 0.170 mol CO, and 0.302 mol H2 at 500 K. Calculate Kp

chemistry
methanol CH3OH is used as race car fuel write the balanced equation for the combustion of methanol. change in heat= 174kcal/mol methanol for the process How man kilocal are released u burning 33.0g of methanol

chemistry
Fe3O4 can be reduced by treatment with hydrogen to yield iron metal and water vapor write the balanced equation. this process required 36kcal for every 1.00 mol of Fe3O4 reduced. how much energy in kcal is required to produce 64g of iron. how many grams of

Economics
What are the costs and consequences of providing the subsidies and welfare

algebra
expand completely (X^4Y)^5 do you just multiply by the exponents? X^20Y^5

algebra
I am a little confused with the term expand. the question is find each term: the fourth term in the expansion of (4y+X)^4 I looked at pascals triangle is the answer 4X(4y^3) does the problem call for the renaming or rearranging of x and y?

Math
Mr. Powell has 96m of wire. He used all of it to fence a square Garden. What is the length of 1 half of the garden?

Algebra
You have the numbers 125 written on slips of paper. If you choose a slip at random, what is the probability that you will select a number that is divisible by 4? 1/5 6/25***? 4/25 2/3 You have the numbers 124 written on slips of paper. If you choose a

Geography
Ottawa replied that it will make “climaterelated investments in innovative technologies” to improve environmental performance in the oil sands, a pledge Ms. Metivier reiterated Thursday. Ms. Metivier said many of the regulations imposed by the federal

Langalibalele
What are the consequences of providing the subsidies and walfare

Geography.
Why is Canada running behind schedule in reducing green house gas emissions is important to Canada and Canadians and what affect does it have? I just need help with this question and I'm done my project !!

Algebra
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

English
English homework: I have to write a level 6 PEA paragraph answer. Ppoint Eevidence Aanalyse I want the LEVEL 6 PEA to include "because and why and the effect of that technique and why the poet has written this technique and to show what and using

algebra
if f(x)=square root of x4 what is f inverse I came up with x^2+16

algebra
if f(x)=10x+7/6x+3 what is the f inverse

statistics
Community health center, a new patient clinic in your town serving only underinsured and uninsured patients, has asked you to help its HIM department get started. Calculate the number of new shelving units needed for a medical record filing system based on

statictics
An employee currently earning $13.85 per hour has been awarded a 3.5 percent merit raise. What will the employee's hourly salary be with this increase?

Statistics
The HIM coding supervisor agrees to pay a new graduate $13.50 per hour. This is a fulltime coding position at 2,080 hours per year. The cost for a fulltime employee's fringe benefits is 24 percent of the employee's salary. How much must the supervisor

to damon
thanks,,,, my course (which was very word intensive) Never used the term "expand", but went into depth on simple problems with pascals triangle. I think now I understand the principle behind the problems.

statistics
The forms used in your coding area cost $100.00 per 1000 forms for the first 2000 and $50 for every 1,000 thereafter If you need to order 5,000 forms what is the total cost?

Math
Solve {x}/{x} + {y}/{y} + {z}/{z} + {xyz}/{xyz} = 0.

statistics
last month, the release of information specialist received 232 requests for information. He was able to answer 176 within thee specified time frame of three working days. What is the rate of compliance in answering requests within the specified time frame?

statistics
Last year, community hospital had 23652 admissions. of these, 1569 were readmissions. What is the hospital's readmission rate? round to two decimal places.

Walk two moons need help
does anyone here read the book walk two moons because i need help

calc
use geometric formula to find 4x and 2x8 when integral is from 0 to 6

physics
A 2.0ìF capacitor, a 13ìF capacitor, and a 20ìF capacitor are connected in parallel. What is their equivalent capacitance? Could you explain how to do?

calc
using geometric formula evaluate 4x and 2x8 when integral is from x=0 to 6

Math
A drawer contains 2 red socks,3 white socks and 2 blue socks. without looking you draw out a sock return it and draw out a second sock.what is the probability that the first sock is blue and the second sock is red

World History
Draw Inferences What events influenced the growth of environmental movement in the United States? Why did the environmental movement attract many of the same people who had participated in other movements? Do you think the environmental movement has had a

english please help
1. The team __ is wearing the red jerseys is the one I came to see. Which of the following pronouns correctly completes the sentence above? A. who B. whom C. that D. which 2. The gist of the saying went something like this: If a person wants to get ahead

science
Arthropoda Chelicerata Merostomata (horseshoe crabs) Arachnida (spiders, mites, scorpions) Pycnogonida (sea spiders) Crustacea Copepoda (small crustaceans) Cirripedia (barnacles) Malacostraca (crabs, lobsters, shrimp) Uniramia Insecta (insects) Chilopoda

english please help
1.Which of the words means the same as “confidence” as used in the sentences She told me in confidence what her plans were, and I refused to divulge them to anyone else. A. Secret b. Reliable C. Assurance d. Certainty 2. The gist of the saying went

HISTORY
The War Powers Resolution is possibly unconstitutional because: A.Encroaches upon executive authority. B.All are correct. C.It is a legislative right. D.Was not properly enacted.

math
Mr Shah has been involved in a sheep farming business for several years and he supplies meats and milk products to the communities. He wishes to build a rectangular sheep pen with two parallel partitions using 200 meters fence. Find the dimensions of the

math
Find an equation to describe the following data, (4, 3), (6, $1.50), (8, 6)

Art History
What are the main differences between Cycladic and typical Mycenaean art?

Math (PLEASE HELP!)
The temperature of an enclosure for a pet snake should be about 27°C, give or take 3°C. (show your work) a) What absolute value expression can be used to represent this situation? b) Use the expression to determine the temperature range the enclosure

Inequalities
solve the inequality: x3/x2 + 12/x^2x2> 8/X+1

\World History
What was the industrial revolution and why did it start in england? I don't understand it overall.

geography
what does intentional trade have to do with canada's free trade history

algebra
A music concert was attended by 450 people. Adult tickets sold for $70 and children’s tickets for $40. If total sales were $27,750, how much of each ticket was sold?

algebra 1
3 kids ages =60 if they are consecutive even integers hat are their ages

HISTORY
The War Powers Resolution is possibly unconstitutional because: A.Encroaches upon executive authority. B.All are correct. C.It is a legislative right. D.Was not properly enacted.

Anatomy & Physiology
A person is complaining of muscle weakness, numbness, paralysis and pain. Which disorder of the nervous systemis this person most likely experiencing?

algebra
An electrician needs to run a cable from the top of a 40foot tower to a transmitter box located 30feet away from the base of the tower. Find how long he should make the cable

Math
How would you solve: 5 cos x + 2 = 0 In the domain of 0 degrees to 360 degrees

Great Valley
How many moles of potassium sulfate would you need to prepare 1200 grams of 5.0% sulfate (m/m) solution? Calculate the volume of solution of 3.6 NH4CI needed to prepare 350.0ml of 1.24 M NH4CI. How many grams of ammonium chloride are in the solution you

english please help
1. The team __ is wearing the red jerseys is the one I came to see. Which of the following pronouns correctly completes the sentence above? A. who B. whom C. that D. which 2.Which of the following sentences is punctuated correctly? A. A carpenter must use

English
Arthropoda Chelicerata Merostomata (horseshoe crabs) Arachnida (spiders, mites, scorpions) Pycnogonida (sea spiders) Crustacea Copepoda (small crustaceans) Cirripedia (barnacles) Malacostraca (crabs, lobsters, shrimp) Uniramia Insecta (insects) Chilopoda

Physics
You and your friend are sledding on two sides of a triangleshaped hill. On your side, the hill slopes up at 30.0° from the horizontal; on your friend's side, it slopes down at the same angle. You do not want to climb up the hill, so you tell your friend

Life skills
onathan wants to go to The Ohio State University someday. His dad is trying to decide between two job offers, one of which is from The Ohio State University. Jonathan has been advising him to take the OSU job because he would then get free tuition.

maths
A fruit seller loses 10 per cent by selling oranges at 26 for rupees 25 .How many oranges should he sell for rupees 5 to gain 17 per cent?

Chemistry
Calculate the volume of solution of 3.6 M NH4CI needed to prepare 350.0ml of 1.24 M NH4CI. How many grams of ammonium chloride are in the solution you created in the above problem.

Physics
You and your friend are sledding on two sides of a triangleshaped hill. On your side, the hill slopes up at 30.0° from the horizontal; on your friend's side, it slopes down at the same angle. You do not want to climb up the hill, so you tell your friend

english please help
1.Which of the words means the same as “confidence” as used in the sentences She told me in confidence what her plans were, and I refused to divulge them to anyone else. A. Secret b. Reliable C. Assurance d. Certainty 2. The gist of the saying went

Chemistry
What are some of the distinctive properties of gases with respect to: density, volume, shape?

English
Arthropoda Chelicerata Merostomata (horseshoe crabs) Arachnida (spiders, mites, scorpions) Pycnogonida (sea spiders) Crustacea Copepoda (small crustaceans) Cirripedia (barnacles) Malacostraca (crabs, lobsters, shrimp) Uniramia Insecta (insects) Chilopoda

Thermodynamics
A sample consisting of 2 moles of diatomic perfect gas molecules at 250K is compressed reversibly and adiabatically until its temperature reaches 300K. Given that Cv,m is 27.5 JK/mol calculate q, w, delta U, delta H and delta S.

Writing Skill Test
taking a compass writing skill, can't remember how/ to figure it out.

nc bodiwala
How do u write "7 june 2015" in 5 letters

Algebra
I have a few questions on my Pre Algebra Pre test. I am in 7th grade. Anyone willing to help me for a few questions for 510 minutes?

Algebra
what is (1.4*10^1)(8*10^4) in scientific notation?

Geography
The Harper government faced a grilling from global climate officials Thursday, as countries’ representatives questioned Canada’s policies and commitment to reduce greenhouse gas emissions. Canada’s chief negotiator Louise Metivier presented

chemistry
I2(g)+Cl2(g)>

chemistry
4HCl(g)+O2(g)>

chemistry
for N2O4(g)>