Saturday

August 1, 2015

August 1, 2015

Total # Posts: 98

**math**

She works 2 hours each day
*November 5, 2014*

**Sci207**

In the United States, we are fortunate to have an abundant supply of food. However, this abundance is largely due to advances in agricultural technology, which have in turn created numerous concerns surrounding our food sources. Provide at least two modern examples of how the ...
*November 3, 2014*

**math**

John as building a new fence and wants it to stand 81/2 feet above ground level to make sure its secure he must place it 23/4 feet into the ground.how long of a post should john buy?
*September 18, 2014*

**Math**

Myrna budgets 22% of her annual income for housing . It she budgets $400 per month for housing, what is her annual income
*November 11, 2013*

**science**

In a serious accident, nuclear power plants reactor vessel cracks and all of the cooling water drains out. Although nuclear fission stops, radioactive decay continues to heat the reactor's 2.5× 10 to the 5 power kg uranium core at rate of 120 Mega-Watts. Once the ...
*July 27, 2013*

**science**

One of Saturn's moons has an orbital distance of 1.87× 10m to the 8 power. The mean orbital period of this moon is approximately 23 hours. Use this information to estimate a mass for the planet Saturn.
*July 27, 2013*

**scince**

During a rain storm, rain comes straight down with velocity Vi =-15 m/s and hits the roof of a car perpendicularly. The mass of the rain per second that strikes the roof is 0.060 kg every second. Assuming that the rain comes to rest upon strikingthe car ( Vf = 0 m/s), find the...
*July 26, 2013*

**science**

A motorcyclist is trying to leap across a canyon by driving horizontally of the cliff that is 70.0m high at 38.0m/s. Ignoring air resistance, use energy conservation to find the speed with which the cycle strikes the ground at a height of 35.0 on the other side of the canyon. ...
*July 26, 2013*

**scince**

A man pushes a 50N box across a level floor at a constant speed of 2.0m/s for 10s. Find the average power output by a man.
*July 26, 2013*

**science**

On a hot summer day (30 degrees Celsius), a pesky little mosquito produced its warning sound near your ear. The sound is produced by the beating of its wings at a rate of about 600 wings beats per second. What is the frequency in Hertz of the sound wave? What is the wavelenght...
*July 26, 2013*

**science**

A 15kg object is pushed to the right with a net force of 60N. If a 5kg object experiences the same acceleration, how much force is it being pushed with?
*July 26, 2013*

**science**

One of Saturn's moons has an orbital distance of 1.87×100000000m. The mean orbital period of this moon is approximately 23hours. Use this information to estimate a mass for the planet Saturn.
*July 26, 2013*

**Math**

If f(x)-lnx,g(x)=e^8x, and h(x)=x^7, find the following: a. (f.g)(x). what is the domain of f.g? b.(g.f)(x). what is the domain of g.f? c. (f.h)(x). what is the domain of f.h? I have no clue how to do this. Somebody please help me?? please???
*March 27, 2013*

**physical science**

during a race a runner runs at a speed of 6 m/s. 2 seconds later she is running at a speed of 10 m/s. what is runners acceleration? show your work.
*March 26, 2013*

**math**

On a centimeter dot array, draw all possible rectangles with a perimeter of 16cm and sides whose lengths are whole centimeters. Label the lengths of two adjacent sides of each. Also the area of each rectangle. Compare the shapes of the rectangles with the least and greatest ...
*January 29, 2013*

**Percentages**

So I tried multiplying 0.3 because i later remembered that 10x10=100 and 3x10=30% so I multiplied and my answer was 720. Is this correct?
*January 9, 2013*

**Percentages**

So you JUST multiply the 30% by the 2,400? Okay thank you!
*January 9, 2013*

**Percentages**

0.3 is 3/10 though, right?
*January 9, 2013*

**Percentages **

Some doctors recommend that no more than 30% of a person's daily calories come from fats. Following this recommendation, if you eat 2,400 calories in a day, what is the maximum number that should come from fats? I can figure the answer out all by myself, I would just like ...
*January 9, 2013*

**Can someone please help me with balancing ASAP**

Forget it i figured it out
*December 14, 2012*

**Can someone please help me with balancing ASAP**

For some reason its still not working
*December 14, 2012*

**Can someone please help me with balancing ASAP**

I have tried putting in diff answers but its not working
*December 14, 2012*

**Can someone please help me with balancing ASAP**

Balance the following equation. (for a balanced eq. aA + bB → cC + dD, enter your answer as the integer abcd) MnO4−(aq) + SO32−(aq) + H+(aq) → Mn2+(aq) + SO42−(aq) + H2O(l)
*December 14, 2012*

**CHEMISTRY HELP ASAP**

Balance the following equation. (for a balanced eq. aA + bB → cC + dD, enter your answer as the integer abcd) MnO4−(aq) + SO32−(aq) + H+(aq) → Mn2+(aq) + SO42−(aq) + H2O(l) i got 2525 and its going in as incorrect Now you get to balance this ...
*December 14, 2012*

**Chemistry **

Balance the following equation. (for a balanced eq. aA + bB → cC + dD, enter your answer as the integer abcd) MnO4−(aq) + SO32−(aq) + H+(aq) → Mn2+(aq) + SO42−(aq) + H2O(l) i got 2525 and its going in as incorrect Now you get to balance this ...
*December 14, 2012*

**Chemistry**

The equation for photon energy, , is where = 6.626×10−34 (Planck's constant) and = 3.00×108 (the speed of light). What is the wavelength, , of a photon that has an energy of = 3.99×10−19 ? How do go about solving this? I multipled the constant...
*December 11, 2012*

**Chemistry**

The equation for photon energy, , is where = 6.626×10−34 (Planck's constant) and = 3.00×108 (the speed of light). What is the wavelength, , of a photon that has an energy of = 3.99×10−19 ? How do go about solving this? I multipled the constant...
*December 10, 2012*

**Chemistry**

The equation for photon energy, , is where = 6.626×10−34 (Planck's constant) and = 3.00×108 (the speed of light). What is the wavelength, , of a photon that has an energy of = 3.99×10−19 ? How do go about solving this? I multipled the constant...
*December 8, 2012*

**Math**

x2 + bx + c and ax2 + bx + c.
*November 4, 2012*

**Math**

x2 + bx + c and ax2 + bx + c.
*November 4, 2012*

**Chemistry Class**

What is the molality of a solution made by adding 0.145 g of sodium acetate to 119 ml water? How do I find molality?
*November 1, 2012*

**Chemistry**

How do you calculate the density of a rectangular solid, which has a mass of 25.71
*September 12, 2012*

**Math**

$15,000 in the bank at 3% interest, how much would you have in the bank after one year if the interest were compounded quarterly
*August 9, 2012*

**statistics**

Lorraine was in a hurry when she computed a confidence interval for . Because was not known, she used a Student's t distribution. However, she accidentally used degrees of freedom n + 1 instead of n - 1. v Will her confidence interval be longer or shorter than one found ...
*April 29, 2012*

**E.C.E**

The Boolean search connector OR is used for which of the following purposes?
*March 15, 2012*

**Chemistry 1110**

If 3 L of hydrogen and 1.5 L of oxygen at STP react to yield water how many moles of water are formed? What gas volume does the water have at a temperature of 100degrees C and 1 atm pressure?
*March 13, 2012*

**meadowcreek**

I need. Help With. My. Homework
*November 18, 2011*

**chemistry**

explain inside a flashbulb are the 2 reactants necessary for a violent reaction that produce light yet they dont react..
*May 16, 2011*

**chemistry**

In a buffer pre-lab, we were asked to complete a table for 10 test tubes. In tube 1, you had 0.20 M of acetic acid only and were asked to find the pH. I think the answer is 2.72 (using a ICE table). In tube 2, you have 90 mL of Acetic Acid and 10 mL of Acetate soluion. HOw do ...
*May 16, 2011*

**Geomatry**

John’s backyard is shaped like a rectangle as shown below. The entire yard is grass, except for a 60 foot by 30 foot rectangular swimming pool. NA What is the area of the yard that is grass?
*March 22, 2011*

**marketing**

Please refer to the following advantages and disadvantages: Advantages Little capital outlay Some control of operations Risks are shared and limited Local knowledge Disadvantages/Potential problems Limited contact with customers No direct control of operations Profits must be ...
*March 17, 2011*

**Physical science**

What is the mass in kg of a cone made of brass that has a base radius of 25 cm and a height of 50 cm.
*March 4, 2011*

**math**

Sara has gone to work for 60 days. On 39 of those days she arrived at work before 8:30A.M. On the rest of the days she arrived after 8:30A.M What is the experimental probability that she will arrive at work after 8:30A.M the next day she goes to work
*February 27, 2011*

**health**

The hospital inpatient record documents the care and treatment received by a patient admitted to the hospital. Where is the paper-based record stored while the patient is in the hospital? a.All patient records are stored in the health information department. b.Each record is ...
*February 6, 2011*

**health**

The primary purpose of the patient record is to provide continuity of care, which means. a. documenting services so others have a source from which to base care. b.evaluating the quality of patient care. c.providing information to third-party payers for reimbursement. d....
*February 6, 2011*

**health**

Although hospital inpatient records have traditionally served as the documentation source and business record for patient care information. a.all patient records contain similar content and format features. b.alternate care facility records serve as the best documentation ...
*February 6, 2011*

**social studies**

From the point of view of an environmentalist, which is probably the most significant argument against offshore drilling for oil?
*January 28, 2011*

**science**

which of the following are involved in the clotting process.
*January 14, 2011*

**12th grade**

can anyone explain how to divide in algebra? I have this problem: (15x2-24+9)/(3x-3) I am not looking for someone to give me the answer straight out I just need to know how to get there.
*December 15, 2010*

**Math**

The thing to remember here I think is PEMDAS that is Brackets are first then parenthesies then multiplycation from left to right then division if there was any from left to right and finally addition and the subtraction. I hope that helps you out some.
*December 3, 2010*

**2nd grade**

if you have two ones and double it (2+2) for your tens then you come up with 42.
*November 30, 2010*

**Algebra**

please help me solve 3x-x+7=9+2x.
*September 30, 2010*

**algebra**

The third power of sqrt of 5b^9. Can someone point out the steps for solving this problem. Thanks for your help in advance.
*September 5, 2010*

**algebra**

what happen the the results of a=7, -3 to this problem because when I plug them in it equal to 25 in the end. Could you explain this a little more for me. Thanks.
*September 5, 2010*

**algebra**

Can someone show me how to use the quadratic formula to solve this problem.This is for extra credit.I don't uderstand how to do this, so can someone point out the steps so I can be able to do the other five problem like this one. Thanks again for your help. 5/x+1=9-x
*September 4, 2010*

**algebra**

Use the discriminant to find out whether this quadratic polynomial can be factored. Factor the polynomial if it is not prime. This polnomial is prime, so I cannot factor it. I just need help with the discriminant part. Thaks in advance for your help. 4x^2-27x+45
*September 3, 2010*

**algebra homework**

I am having some problem with solving a problem that the teacher gave to us. I ahving been working on it, but I just can't seem to get it. I keep getting the answer 2(y-2)/y+2. 3/y-3/2y+4
*August 27, 2010*

**statistics**

A data set consists of a set of numerical values. Which, if any, of the following statements could be correct? a. There is no mode. b. There are two modes. c. There are three modes.
*August 9, 2010*

**statistic**

3. Indicate whether the given statement could apply to a data set consisting of 1,000 values that are all different. a. The 29th percentile is greater than the 30th percentile. b. The median is greater than the first quartile. c. The third quartile is greater than the first ...
*August 9, 2010*

**statistic**

The first class in a relative frequency table is 50–59 and the corresponding relative frequency is 0.2. What does the 0.2 value indicate?
*August 1, 2010*

**HCS438**

statistics
*August 1, 2010*

**HCS438**

The first class in a relative frequency table is 50–59 and the corresponding relative frequency is 0.2. What does the 0.2 value indicate?
*August 1, 2010*

**Spanish**

What is the proper form? Nosotros (deber/estudiar)___ mucho esta semana. debemos/estudiamos or debemos/estudiar
*July 8, 2010*

**high school**

according to jean piaget, in what is all learning based?
*June 29, 2010*

**Acc 230**

The following is an excerpt from Lucent Technologies’ Management’s Discussion and Analysis of Financial Condition and Results of Operations: Executive Summary We design and deliver the systems, software and services that drive next-generation communications networks...
*June 20, 2010*

**college**

How o Isolve by using the elimination method. 5x + 5y= -7 7x - 2y= 17
*June 5, 2010*

**Geometry**

Graph quadrilateral ABCD. Then determine the most precise name for each quadrilateral. 1. A (0, 5), B (–5, 0), C (0, –5), D (5, 0) (1 point) square kite rectangle 2. A (–4, 4), B (3, 4), C (5, 0), D (–2, 0) (1 point) square trapezoid parallelogram 3. A (6, ...
*June 3, 2010*

**10th grade**

Yes, it's geometry.
*June 3, 2010*

**10th grade**

Graph quadrilateral ABCD. Then determine the most precise name for each quadrilateral. 1. A (0, 5), B (–5, 0), C (0, –5), D (5, 0) (1 point) square kite rectangle 2. A (–4, 4), B (3, 4), C (5, 0), D (–2, 0) (1 point) square trapezoid parallelogram 3. A (6, ...
*June 3, 2010*

**math **

no thank you.. Thanks again...
*January 29, 2010*

**math **

ok thats what i thought about doing as well..
*January 29, 2010*

**math **

I dont know this is all it says.... *Look for compatible numbers to find the exact answer mentally for each expression
*January 29, 2010*

**math **

yes ma am... Thank you for breaking that down for me. So in this situation on this problem 5x26x4-Look for compatible numbers to find the exact answer mentally... how would i work that out to find the answer?
*January 29, 2010*

**math **

this is what I googles to find that answer... *When three or more numbers are added, the sum is the same
*January 29, 2010*

**math **

no ma am can you explain to me please.
*January 29, 2010*

**math **

Thank you....
*January 29, 2010*

**math **

can someone let me know if this is the correct answer for this problem.. (3+8)+2=(8+3)+2- would this problem be consired Associatve?
*January 29, 2010*

**math**

Look for compatible numbers to find the exact answer mentally 5x26x4
*January 29, 2010*

**english**

I am looking for an answer for these questions.
*December 30, 2009*

**english**

I am posted a question.
*December 30, 2009*

**english**

1. What learning similarities and differences are apparent? 2. What is the important of knowing your learning strengths in addition to those of your classmates? 3. How may this knowledge be beneficial to collaborative work completed in an online learning envirorment?
*December 30, 2009*

**English**

1.I understand Dr. Maurice hired a new nurse. What is her name? 2. I understand Dr. Maurice hired a new nurse. What is his or her name? WHICH ONE OF THESE SENTENCES IS CORRECT?
*December 30, 2009*

**crimmnal justice**

· Write a 700 - 1,050 word paper in which you compare and contrast the seven major ethical systems
*December 20, 2009*

**general science**

If a graph shows time on the horizontal axis and speed on the vertical axis, a stright horizontal line across the graph would indicate?
*November 2, 2009*

**Math (Dr. Russ)**

Ok thanks i understand all of that but how did they come up with the value 4 in between 0 and 8?
*September 7, 2009*

**mathematics**

Draw a graph of the mirror line y=x, the function f:x 3x+2 and its inverse f`1 x x-2/3, for the domain of x, -2<x<8 x -2 0 4 8 y=x -2 0 4 8 These numbers were given to me what i want to know is why 0 and 4 and how do i come up with the numbers on my own for future ...
*September 7, 2009*

**8th grade**

You complete a project for your social studies class. There are 3 parts to the project, worth a total of 100 points. You get 50 out of 50 points on part A, and 23 out of 25 points on part C. The total score you received is 93 out of 100. How many points did you get on part B?
*August 24, 2009*

**math 209**

Area of a sail. The area in square meters for a triangle is given by A(x)=x^2 +5x +6. a.) Find A(5) b) if the height of the sail is x+3 meters, then what is the length of the base of the sail when area is x^2 +5x+6m^2?
*June 22, 2009*

**Organic Chemistry**

wrong buddy..... because of resonance and adjacent π-system stabilizing with the atom....it allows the anion to leave easier :)
*November 2, 2008*

**Math**

Please help The following table gives the free throws attempted (FTA) and the free throws made (FTM) for the top five players in the NBA for a recent season. Calculate the free throw percentage for each player by writing the FTM over the FTA and converting this fraction to a ...
*February 20, 2008*

**Math**

Write each of the following as a common fraction or mixed number. Write your answer in lowest term 15.35
*February 19, 2008*

**Math**

Please help me with these problems. Decimals and fractions Construction: an a-frame cabin has a triangular front with a base of 30 ft and a height of 20 ft. If the front is to be glass that cost $3 per square foot, what will the glass cost? The distance from Philadelphia to ...
*February 19, 2008*

**Math**

The last question is dividing 17 11/12 / 6 1/10 Robin ran 5 1/3 mi on Sunday, 2 1/4mi on Tues, and 3 1/2mi on Fri. How far did she run during the week? 5 1/3 + 2 ¼ + 3 ½ = 64/12 + 27/12 + 42/12 = 133/12 = 1 11/12 The interest rate on an auto loan in May was 12 3/...
*February 15, 2008*

**Math**

Please double check me. The last problem I couldn't figure out. Thanks 18. 13/18 + 11/18 = 24/18= 4/3 38. 9/11 – 3/11 + 7/11 = 13/11=2 1/11 44. 7/1 + 12/1 + 21/1= 40/1=40 50. 3/8 + 3/8 + 3/8 = 9/8 = 1 1/8 12, 20, and 35 = 7*5*3*2*2= 420 13/15 – 11/20 = 13/15- 13/...
*February 15, 2008*

**psychology**

If Donna is highly creative? does she focus on one problem at a time or is she a convergent thinker
*February 10, 2008*

**Economics(micro)**

Hey guy. it is just what I am dealing with. it is really a pain for me to cope with microecon. do you mind to show me what you ve done?
*October 23, 2006*

**math**

The diameter of the Earth is approximately 7920 miles. Given that the circumference of a circle is _ times its diameter, which statemnt best describles the length of a trip from Washington to Madagascar that is approximately 8600 miles long? Your question is lacking the ...
*August 25, 2006*

**ECON**

How do you calculate/formula the value of a firm? http://www.marketingprofs.com/ea/qst_question.asp?qstID=5984
*June 19, 2005*

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