# 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**

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*