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March 27, 2017

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Posts by ANN

Total # Posts: 1,458

Statistics
The admissions counselors at rainy University believe that the freshman class they have just recruited is the brightest yet. If they want to test this belief (that the freshmen are brighter than the other classes), what are the null and alternative hypotheses? Is this a one- ...
March 25, 2017

Business Math
split level for 200,000 put down 30% assuming rate of 11 1/2% on 30-year mortgage, determine monthly payment.
March 25, 2017

math
the trip from town A to town B was travel at 5 km/h, and the trip back at 4 km/h. What was the average speed?
March 24, 2017

math
write triangular formulas to find numbers between 10 and 30
March 13, 2017

Math
A play has two roles for men and four roles for women if five men and 12 women tryout for these parts,in how many different ways can the director choose people for the roles
March 8, 2017

Math
I'm having trouble with this question At the movies, it costs $5.00 to rent each movie. If you do not return the rentals on time, it costs you $3.00per movie rental per day. You recently rented movies from the business and returned them 2 days late. The total cost of the ...
February 26, 2017

cellular solids
Calculate the Young's modulus and compressive strength for: a) 5% dense aluminum regular hexagonal honeycomb, loaded in the out-of-plane direction, x3 b) 5% dense aluminum regular hexagonal honeycomb, loaded in the in-plane direction, x2 c) 5% dense aluminum open-cell foam...
February 25, 2017

geometry
write an indirect proof to prove that if there is a line and a point not on a line, then exactly one plane contains them
February 20, 2017

geomatry
Prove algebraically that the ratio of perimeters of two triangles is 1:4 if the ratio of their corresponding sides is 1:4
February 20, 2017

algebra
seven more than the height
February 9, 2017

Business communication
Reserving this property requires a $500 security deposit , which will be refunded unless there is damage to the property or evidence that there is damage to the property or evidence that there has been smoking in the cottage or a pet on the premises or if the reservation is ...
January 30, 2017

Business communication
The requirements to rent the property is $500 security deposit,unless(1)There's damage to the property ,(2) Evidence of smoking in the cottage,(3)Pet on the premises(4)If reservation is canceled within the month of the rental period.
January 30, 2017

Business communication
Reserving this property requires a $500 security deposit , which will be refunded unless there is damage to the property or evidence that there is damage to the property or evidence that there has been smoking in the cottage or a pet on the premises or if the reservation is ...
January 30, 2017

Microbes and Society
A classmate who missed last week’s first lab on microscopy observes a lab partner in this week’s lab using oil immersion with the 100x objective lens. She asks her partner why he used it.” To increase the magnification of the microscope” was his answer. Do ...
January 28, 2017

Microbes and Society
A local newspaper once contained an article about “the famous bacterial genus ecoli.” How many errors can you find in this phrase? Rewrite the phrase with the mistakes corrected.
January 28, 2017

Microbes and Society
What specific aspects of the Stanford Prison Experiment made it ethically unacceptable. please help
January 25, 2017

Microbes and Society
Thank you
January 23, 2017

Microbes and Society
Every state has an official animal, flower, and/or tree, but one state has an official bacterial species named in its honor: Methanohalophilus oregonense. What is the state and decipher the meaning of the genus name? (Note: ense =” belonging to”). the state is Oregon...
January 23, 2017

math
In what time will $800 amount to $860 @ 3 3/4% simple interest? I=860-800
January 16, 2017

Math
For events A and B it is known that p(A)=p(B) , p(A{intersection} B)=0.1 and p(A{union}B)=0.7 find p(A')?
January 16, 2017

Math(simple interest)
A person borrows two equal sums of money at the time at 5% and 3.75% simple interest respectively & finds that if he repays the former sum a year before the latter the amount paid in each case is the same that is Rs.736. Find the total sum borrowed.
January 8, 2017

Math
Is the answer 12?
January 8, 2017

Probability
How many three digit number can be made with three 4's , four 2's and two 3's?
December 14, 2016

Anyone good with probability??
Mark, Carrie, Max, and Jane are doing a probability experiment in math class. They flip a coin 200 times and record their results. Heads:120 Tails:80 Question 2 on their lab sheet asks for the theoretical probability of flipping heads. They come up with four different answers...
December 13, 2016

Chemistry
Hello, I was wondering what would happen if u add KOH(potassium hydroxide) solution instead of KOH solid to HCL (hydrochloric acid). Currently, learning enthalpy in class and I'm not sure how this affects enthalpy
December 12, 2016

math(A.P)
the least vaue of 'n' for which the sum of the first n-odd natural numbers exceeds 5000 is?
December 7, 2016

math
lola is mowing lawns she mows 2/3 every 1/2 hour, how many lawns does she mow in 6 hours
November 9, 2016

chemistry
estimate the ph of an aqueous solution of each of the following compounds by indicating whether the ph is greater than 7 or less than 7 or about 7. H3PO4 Mg(OH)2 NaNO3 HNO3 NH3(aq) (NH4)2CO3 CO2 KC2H3O2 HC2H3O2 KCL
November 8, 2016

Math
Josh sold his bike for 10% less than he paid for it. IF he sold the bike for 585 how much did he pay for it?
November 4, 2016

political of the internet
Why do you think the imposed pro-democratic movement in Iraq was so unsuccessful, whereas the grassroots pro-democratic movement in Egypt was successful in structural change?
October 24, 2016

Algebra
Simplify the following expression Z-2z+4z+6
October 18, 2016

poltics of internet
I need a good topic for hackers like anonymous any ideas
October 10, 2016

social psycology
okay Thank you I will go correct the errors
October 10, 2016

social psycology
If your norm is one that people outside a particular group would be unfamiliar with, you may have to go into some detail so that people outside the group can comprehend how what you did constituted breaking a norm does this sound good The way I broke my norm was that one day I...
October 10, 2016

Physics
11.2
September 27, 2016

Bows
How many pieces of 4 Inches of ribbon can get from a roll of 25 feet ribbon?
September 24, 2016

Algebra
To solve by elimination 4x-6y=10,x+y=0
September 24, 2016

Algebra
To solve by the elimination method. 5x+7y=40,x=y+3
September 24, 2016

Math
In the jazz band at Wyatt's school, there are 15 trumpets and 9 trombones. Find the ratio of trombones to trumpets?
September 22, 2016

Chem
What is the final volume of 35.0 L of carbon dioxide gas at 28.9°C if the gas is heated to 96.3°C? Assume the pressure and the amount of gas are held constant.
September 21, 2016

Math
Benjamin had to make payments of $1,500.00 and $2,600.00 in 12 months and 14 months, respectively, to a raw material supplier. What single payment in 3 months would settle both these payments? Assume a simple interest rate of 7.90% p.a. and use 3 months from now as the focal ...
September 18, 2016

Physics
A student walking home at a steady rate of 4.80 m/s suddenly decides to start running. She can accelerate at 7.50 m/s22, and runs for 1.70 s before stopping. What distance did the student cover while running?
September 18, 2016

Accounting
In its first month of operation, Kuhlman Company purchased 130 units of inventory for $6, then 230 units for $7, and finally 170 units for $8. At the end of the month, 200 units remained. Compute the amount of phantom profit that would result if the company used FIFO rather ...
September 15, 2016

Social psychology
confirmation Bias : How might people protect against the confirmation bias? need 1 strategy
September 12, 2016

math
Eliza borriws 25,000 and agrees to cancel her debt by paying equal sums at the.end of each month for 1 year. Find her monthly payment if interest is 6% compounded monthly.
September 4, 2016

Math
Where do I put parentheses to make this true: 12-8-2•2^4=35
August 29, 2016

trigonometry
Find an exact value for csc 11pi/12 How do I do this? I change it to 1/(sin 11pi/12) but then I'm stuck what to do.. Thanks
August 20, 2016

Math
Consider the equation log(b,a^2)=c a) What are all possible values of a? Explain. b) What are all possible values of c? Explain. c) If −1 ≤ a ≤ 1 and b > 1 what can you conclude about all possible value of c? Explain. Hi, I don't even understand what ...
August 17, 2016

math
Peter received a six month post dated check for Php 100,000.00.(The check can only be cashed after six months.) He offers it to his friend for Php 92,000.00. His friend's money is presently earning 10% compouunded monthly. If there is 20% withholdingtax on interest, which ...
August 13, 2016

Math
How many 2 digit numbers can you make using 1 and 2,if the digits can be repeated?
August 8, 2016

Art and creative development for young children
During periods of stress or change which traits can families model for their children to support creativity
July 29, 2016

Chemistry
100 g of water is added into 10.6 m NaOH solution. The diluted NaOH solution is then neutralized completely with H2SO4 solution. Density of NaOH is 1.08 g/ml. Calculate: i. the mol fraction of NaOH in the diluted NaOH solution. ii. mol of H2SO4 required.
June 28, 2016

finance
Dharma Supply has earnings before interest and taxes (EBIT) of $591,000, interest expenses of $255,000 and faces a corporate tax rate of 36 percent. a. What is Dharma Supply's Net Income? b. what would dharmas net income be if it didn't have any debt? c. what are the ...
May 22, 2016

N.H.H
Theresa has $26 in her wallet. The bills are worth either $5 or $1. If there are 14 bills total, how many does she have of each type?
May 12, 2016

working with children with disabilities
A teacher wants to know why Ben , a preschooler,wake up every morning at about 3.00 and refuses to go back to sleep .the teacher should.
April 19, 2016

Algebra 2
Thank you ^^
April 11, 2016

Algebra 2
So the problem is asking to find cos(α+β) The problem gives me sinα= 12/13, 0<α<π/2 cosβ= 21/29, 0<β<π/2 The answer is -135/377 I have no idea how to start solving to find that answer.
April 11, 2016

Algebra 2
Ohhh that makes a lot of sense, thank you!
April 11, 2016

Algebra 2
How does tan^4x-sec^4x equal -2tan^2x-1 If someone could please explain to me then that would be awesome. Thank you ^^
April 11, 2016

Chemistry
For the following chemical reaction HCN(aq)+KOH(aq)--->H2O(l)+KCN(aq) Write the net ionic equation, including the phases.
April 3, 2016

FIN3373
ST. Luke's Convalescent Center has $200,000 in surplus funds that it wishes to invest in marketable securities. If transaction costs to buy and sell the securities are $2,200 and the securities will be held for three months, what required annual yield must be earned before...
March 27, 2016

Math
Write the exponential function y=6(1.21)t in the form y=aekt. (a) Once you have rewritten the formula, give k accurate to at least four decimal places. k= help (numbers) If t is measured in years, indicate whether the exponential function is growing or decaying and find the ...
March 15, 2016

math
A baker buys some eggs at 18k each. He finds out that 8 of them are broken,he sells the rest at 24k each and makes a profit of #2.88. How many eggs did he buy?
March 12, 2016

chemistry
At 1500 °C, Kc = 5.67 for the reaction CH4(g) + H2O(g) CO(g) + 3H2(g) Calculated value of ΔG°1773 for the reaction at this temperature.
March 5, 2016

math
How do you verify tanxcosx/sqrt1-cos^2x = 1?
March 4, 2016

Social Studies
Okay.
March 1, 2016

Social Studies
Are those correct? My changed answers for 1, 3, and 4?
March 1, 2016

Social Studies
My changed answers... 1) B 3) A 4) B
March 1, 2016

Social Studies
1) How was South Carolina constitution of 1868 different from previous state constitutions? A. Women lost their right to own property. ** B. Representation was based on population alone. C. Countries and districts were organized into parishes. D.Education became the ...
March 1, 2016

Math
11
February 22, 2016

math
a 25 pound bundle of assorted meat cost $459.00 figures out to how much per pound?
February 20, 2016

Algebra
The focal length of the lens of the camera is 1/4 meter, and Sarah is 1/2 meter from the camera lens. What is the distance of the image from the lens?
January 28, 2016

Math
13,000 - 5200 = 7800 7800 / 4 = 1950 1950 / 12 = 162.50 Plan B
January 28, 2016

Physics
A quarterback throws a football at 38 m/s at a certain angle above the horizontal. If it took the ball 6.41 s to reach the top of its path, how long was it in the air? * I want to say that the formula you use is distance. But im not sure. O r manybe even find out what ...
January 24, 2016

physics
a ball rolls off the edge of a horizontal at 10m/s, what is the speed of the ball 2s later?
January 17, 2016

Finance Management
Duncombe village golf course is considering the purchase of new equipment that will cost $1,200,000 if purchase today and will generate the following cash disbursements and receipts. should Duncombe pursue the investment if the cost of capital is 8 percent? Why? Please label ...
January 14, 2016

english pt.2
I acquired a strong foundation of writing skills, including the ability to write op-eds, proposals, and memos. Throughout my studies I demonstrated the ability to be a team player who enjoys team settings yet maintains efficiency when working alone to conduct research for ...
December 17, 2015

english
Through my degree in Biology I became experienced with statistical analysis as well as writing literature reviews. Are there any grammar errors in that sentence?
December 17, 2015

English
1) As a receptionist at the office, I catered to clients' needs and provided administrative support, including drafting reports and archiving data. 2) I believe that my analytical research and writing expertise, laboratory experience, and communication skills make me an ...
December 17, 2015

English Grammar (cover letter)
Thank you!
November 23, 2015

English Grammar (cover letter)
Revised sentence from an earlier question. Any grammatical errors? My education, communication skills, and international experience in both a study and work capacity prove me a standout candidate for the position.
November 23, 2015

English Grammar (cover letter)
Anything grammatically wrong with the following sentence? I believe I am a strong candidate due to my communication, research, presentation, and administrative experience. Or should it be communication experience, research experience etc
November 23, 2015

Physics
Which needs more energy: to heat 5 kg of copper from 20 degrees celcius to 50 degrees celcius or to heat 0.5 kg of water from 20 degrees celcius to 50 degrees celcius?
November 22, 2015

college
Select the properly punctuated sentence. a. Please let me know; when I may contact you. b. Please let me know, when I may contact you. c. Please let me know when I may contact you.
November 8, 2015

Math
Drawing a least one king when you draw a card from a standard deck 8 times (replacing the card each time you draw, so there are always 52 cards in the deck) P(at least one king in 8 attempts)= [P(1 king + 2 kings + 3 kings + 4 kings]^8 = 1/52 + 2/52 + 3/52 + 4/52 = 10/52^8 Not...
November 7, 2015

Geometry
Statement and reasons m ے ABD = ½ m ے ABC
October 29, 2015

Statistics
A sample of n = 25 scores has a mean of M = 40 and a variance of s2 = 100. If this sample is being used to test a null hypothesis stating that m = 43, then what is the t statistic for the sample
October 25, 2015

Geometry
2 sides of an equilateral triangle measure (y+10) units and (y^2-2) units. If the perimeter of the triangle is 21 units, what is the value of y? I was trying (y+(y+10) + (y^2-2)=21 got to y^2+2y+-13 and wasn't sure how to proceed. Or should I take a side (y^2-2)*3=21? I ...
October 19, 2015

math
Chuck has $6.00 and he spends 1/5 of his money on candy. How much does he have left?
October 19, 2015

Intermediate Algebra
A parcel delivery service has contracted you to design an open box with square base length x cm and height y cm has a volume of 3600 cubic cm. Find the total surface area in terms of x and y. Also determine the dimension for minimum surface area (round answers correct to two ...
October 10, 2015

math
mr the is thrice as old as his daughter. The difference between their ages is 36 years old. How old is mr teh's daughter?
October 7, 2015

Math/solving two-step equatios(distributive proper
Good morning! I am trying to help my nephew who because of seizures when he was younger has a hard time understanding math. I need step-by-step (written in words) on how to do two-step equations (distributive properties). 3(c+5)=12. 5(4d+8)=40. -(2k-11)=7. 3/4(4x+8)=-12 -4(3x-...
September 25, 2015

Math
Linda inherited an estate worth $225,000.the attorney told her that they would deduct it from the estate before giving her the money.how much money will Linda receive?
September 20, 2015

Reading and writing skills
A sentence is a group of words expressing a complete thought and each will begin with a capital letter?trueor false?
September 16, 2015

thesis
could this be a thesis for this topic When Bullying Turns Deadly: Can It Be Stopped Thesis" Bullying causes many problems in teenager's lives such as stress, depression and suicide
September 12, 2015

English
In the Narrative of the Life of Frederick Douglass what is the cumulative effect of a periodic sentence, antithesis, and balanced sentence have on the story. Also how does sentence structure help to create the effect.
September 10, 2015

community psycology
When Bullying Turns Deadly: Can It Be Stopped? Thesis: To me, it was normal because that's what I was used to. This was in an article was wondering if the thesis is good
September 9, 2015

community psycology
Need an idea on something for a meet that I would be able to attend it all information needs to be on website
September 7, 2015

Chemistry
A syrup is added to an empty container with a mass of 104.70 g . When 0.140 pint of syrup is added, the total mass of the container and syrup is 150.01 g . (1 qt = 2 pt) 0.140 pint= 66.2 mL 150.01g mass container and syrup 104.70g mass empty container -------- 45.31 mass syrup...
August 29, 2015

physics
A wooden box is being pulled 10m from its original position along a horizontal surface by constant force of 25N calculate the work done on the box if the force is applied horizontally, and the force makes an angle of 37°.
August 19, 2015

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