Wednesday

April 23, 2014

April 23, 2014

Total # Posts: 66

**Math**

A store has found that 60% of their customers spend more than $75 each visit. What is the probability that the next two customers will spend more than $75.

**Chemistry**

A+2B--->2C Kc=2.27 2c--->D Kc=0.144 Calculate the equilibrium constant for the reaction D--->A+2B

**Algebra 1**

what is the standard form equation of the line through (7,-4)wiyh the slope of 3/4

**Physics**

A dolphin jumps with an initial velocity of 13.0at an angle of 44.0 above the horizontal. The dolphin passes through the center of a hoop before returning to the water. If the dolphin is moving horizontally when it goes through the hoop, how high above the water is the center ...

**Physics**

A dolphin jumps with an initial velocity of 13.0at an angle of 44.0 above the horizontal. The dolphin passes through the center of a hoop before returning to the water. If the dolphin is moving horizontally when it goes through the hoop, how high above the water is the center ...

**5-6th grade Math**

Follow instructions: 1) Write the word SOLAR. 2) Add the 5th letter of the alphabetto the right of the last letter from the left. 3) Remove the 19th letter of the alphabet and replace them with the 14th letter of the Alphabet. 4) Remove all vowels EXCEPT the 2nd vowel of the a...

**Managerial Finance**

The cost of capital for Goff Computers,Inc

**Macroeconomics**

idk. it's just a homework question to see if we understand the subject i guess.

**Macroeconomics**

The annual nominal rate of interest on a bank certificate of deposit is 12%. What would be the effect of an inflation rate of 13% and why?

**math**

How many edges are in K15, the complete graph with 15 vertices. Any help would be appreciated, thanks.

**Math**

Consider the graph with V = [A, B, C, D, E] and E = [AX, AY, AZ, BB, CX, CY, CZ, YY]. Without drawing a picture of the graph a. List all the vertices adjacent to Y b. List all the edges adjacent to c. Find the degree of Y d. Find the sum of the degrees of the vertices

**Math**

Three partners are dividing a plot of land among themselves using the lone-divider method. After the divider D divides the land into three shares s1, s2 and s3, the choosers C1 and C2 submit their bids for these shares. Suppose that the chooser’s bids are C1 = {s3}: C2 = ...

**Math**

Jim and Paula jointly purchase the half sausage-half veggie pizza for $21. Suppose that Paula values veggie pizza three times as much as she values sausage pizza. Find the dollar value to Paula of each of the following pieces of pizza: a. The veggie half of the pizza b. The sa...

**Math**

Consider the weighted voting system [75: 31, 29, 23, 16, 8, 7]. Find each: a. The total number of players b. The total number of votes c. The weight of P3 d. The minimum percentage of the votes needed to pass a motion 9rounded to the next whole percent) This is for my general ...

**Math**

Using the Borda Count Method, find the winner of the election A has 3106 votes B has 3134 votes C has 2816 votes D has 3024 votes

**Math**

Using the Borda Count Method, find the winner of the election A has 3106 votes B has 3134 votes C has 2816 votes D has 3024 votes

**Math**

If you buy a $1395 savings bond that pays 4.3% annual simple interest. Determine the value of the bond after 7 years.

**Math**

Suppose $3500 is invested in an account with an APR of 11% compounded monthly. Find the future value of the account in 3 years.

**Math**

Suppose you buy a $1395 savings bond that pays 4.3% annual simple interest. Determine the value of the bond after 7 years.

**Math**

A tuition bill was $4360. If she paid $6052 what's the percentage increase on her tuition. (Could you please show me how you get this answer so I'll have an idea on how to do the others that are similar)

**Math**

A vending machine has marbles of 4 different colors: Red, blue, purple,and yellow. The marbles are well mixed. You drop a quarter into the machine and you get 2 random marbles. Write out the sample space for the experiment. The sample space should be N = 10.

**Math**

A band has 25 new songs, how many different ways are there for the group to record a CD consisting of 12 songs chosen from 25 new songs. ( The order in which the songs appear on the CD is relevant).

**Math**

Find the odds of an event E with Pr(E)=5/8

**math**

There is a total of 25, how many different sets of 12 can you get from that. The order is not relevant.

**Math(differential equations)**

An 8 lb weight stretches a spring 8 feet. The weight is moving through a surrounding medium that has a damping effect equal to the instantaneous velocity of the weight. Initially the weight is displaced 4 feet below the equilibrium position with a downward velocity of 2 ft/sec...

**Geometry**

The area of a trapezoid is 80 square units. If its height is 8 units, find the length of its median.

**Geometry**

Richard is flying a kite. The kite string makes an angle 57 with the ground. If Richard is standing 100 feet from the point on the ground directly below the kite, find the length of the kite string.

**Pre Calc**

ln (x^2 +x-12)=3ln2

**7th grade math**

this is an equation in slope intercept form: y=mx+b An equation has at least one variable and you want to find the product of it here is an example : 8=2x+4 4=2x 2=x

**MAth**

1/2ln(x+3)-lnx=0

**physics**

kg

**English Comp.**

Is this a decent thesis statement? Developing cultural competence skills for students in Schools of Pharmacy requires hands on learning experience that Service learning offers.

**English Comp.**

I'm hoping this is a better thesis statement, please let me know. "Although most Schools of Pharmacy have added cultural competency training to their curriculum, not all have added the Service learning experience, which should be a requirement for all schools which wo...

**English Comp.**

Actually I did I'm just having a hard time coming up with a thesis. Everything seems to be a fact.

**English Comp.**

Is this a decent thesis statement or is it too long? The imbalance in racial diversity in the field of pharmacy brings a need for more in-depth cultural competency training programs in colleges of pharmacy so they can better understand, relate, and provide appropriate health c...

**English Comp.**

I need help writing a sentence outline for my paper. My thesis statement is: "There is a noticeable imbalance in racial diversity in the pharmacy field, prompting needed reforms in Schools of Pharmacy training programs of cultural competence". I also would like to kn...

**Organic Chem I Lab**

I had to react 1-propanol with NaBr and H2SO4. I refluxed for one hour and when attempting to separate out the product (product was supposed to be 1-bromopropane) via sep funnel either could no longer distinguish between the organis layer and the aqueous layer, or there was ne...

**Organic Chem I Lab URGENT**

PLEASE assist

**Organic Chem I Lab**

I would actually appreciate some speculation. I have to write an article over this reaction, and if it failed, then why. I have some theories such as I reacted everthing at too high of a temperature and lost product, poor leaving groups involved... yadda yadda. I would like to...

**Organic Chem I Lab**

I added about 5g of NaBr, and used about 20ml of sulfuric acid. I did this reaction four times, making sure my 1-propanol was my limiting reagent. I'm not sure where I could have gone wrong. It is a possibility that during the reflux stage the temp got too high and I may h...

**Organic Chem I Lab**

I had to react 1-propanol with NaBr and H2SO4. I refluxed for one hour and when attempting to separate out the product (product was supposed to be 1-bromopropane) via sep funnel either could no longer distinguish between the organis layer and the aqueous layer, or there was ne...

**Algebra I**

Pump A, working alone, can fill a tank in 3 hours, and pump B can fill the same tank in 2 hrs. If the tank is empty to start and pump A is switched on for one hour, after which pump B is also switched on and the two work together, how many minutes will pump B have been working...

**chemistry**

why does the pH of an aqueous solution change after HCl solution has been added

**College Algebra**

Can we try this again? I already posted this question and thank you for responding but I just don't understand. I am posting it again because I need to clarify that I have formulas my professor has us use but since I've never come across a problem like this one before ...

**College Algebra**

When a certain drug is taken orally, the concentration of the drug in the patients bloodstream after t minutes is given by C(t)=0.06t-0.0002t^2, where 0 is less than or equal to "t" which is less than or equal to 240 and the concentration is measured by mg/L. When is...

**College Algebra**

In class we were given formulas such as: f(x)= ax^2 + bx+ c x= -b/2a and then an f(x) or whatever the letters are being used in the word problem where you plug in the answer for x back into the original equation. I just don't understand what role the 0 ≤ t ≤ 24...

**College Algebra**

Quadratic Function problem: When a certain drug is taken orally, the concentration of the drug in the patients bloodstream after t minutes is given by C(t)=0.06t-0.0002t^2, where 0 ≤ t ≤ 240 and the concentration is measured by mg/L. When is the maximum serum conce...

**social studies,word unscrambler**

rskite

**ponctuation, mechanisme, and writing**

I just have to say that I'm doing this same exact assignment right now haha! I was searching for an answer to a question but it looks like i found all of them! woohoo! and actually a few of those answers are wrong haha!

**geometry**

I have a question: My textbook says "The surface of a right prism is 224 sq. feet, and the length of a side of the square base is one-third the height. What are the dimensions of the prism?" How do I find out the dimensions when I don't know the height or the len...

**math**

there are 100 bushels of corn to be distributed out to 100 people. the men get 3 bushels of corn each, the woman get 2 bushels each, and the children get 1/2 bushels each. how can the bushels be distributed evenly among the people? (so that the numbers add up to 100 people and...

**Science**

I dont think that is possible? Is this your own question, or one from a textbook? If a textbook, read the pages in the chapter of the question. Otherwise, your guess is as good as mine, becasue I dont think that that is possible.

**Physics Lab**

Can someone please help me? I need some ideas, I am totally stuck...I posted as the same name as I am now! Please! thanks

**Chemistry**

yes you use the equation that was posted in the answer before mine...there you go!

**Chemistry**

what about caloriometry? Use a caloriometer and find the temperatures with a digital thermometer. You need to take the water and find the initial temperature, then add the sodium and then mix the sodium in there until it is fully dissolved and then measure the new temperature....

**Physics Lab**

those would work....friction between the dynamics cart and the wooden board its beind dropped at. How would this affect the lab though..would it make the dynamics cart not move as fast or drop as quickly? And how could that be avoided (doesnt have to be real, just something th...

**Physics Lab**

Hey there, I did a lab in which a wooden board was taken and then a dynamics cart was dropped down it. Four markings of different incriments were marked on the board, so that when we dropped it, we could record the time it took for the cart to reach a certain distance. We did ...

**Math**

I am pretty sure that 1 is right, but 2 should be 3:6 whether or not you can reduce I don't remember. For #3 it should be so again I am not sure if you can reduce to 1:3 cause that is not really the probability! If you can reduce, then nice work!

**Math/spanish**

how do you translate the number 501,289 into the spanish written form? (five hundred one thousand two hundred eighty nine)in spanish?

**physics**

A uniform plank of length 5.6 m and weight 203 N rests horizontally on two supports, with 1.1 m of the plank hanging over the right support (see the drawing). To what distance x can a person who weighs 440 N walk on the overhanging part of the plank before it just begins to ti...

**physics**

One end of a wire is attached to a ceiling, and a solid brass ball is tied to the lower end. The tension in the wire is 160 N. What is the radius of the brass ball? Well, the tension is from the brass ball, and you are given the weight as 160N. Weight=densitybrass*g*(volume) F...

**physics**

A solid cylindrical disk has a radius of 0.16 m. It is mounted to an axle that is perpendicular to the circular end of the disk at its center. When a 50 N force is applied tangentially to the disk, perpendicular to the radius, the disk acquires an angular acceleration of 120 r...

**physics**

Two thin rectangular sheets (0.06 m 0.52 m) are identical. In the first sheet the axis of rotation lies along the 0.06 m side, and in the second it lies along the 0.52 m side. The same torque is applied to each sheet. The first sheet, starting from rest, reaches its final angu...

**AP Calc BC**

Thank you!!

**calculus**

The function f has derivatives of all orders for all real numbers x. Assume f(2)=-3, f'(2)=5, f''(2)=3, and f'''(2)=-8. The fourth derivative of f satisfies the inequality, the (absolute value of f''''(x)) <=3 for all x in the closed ...

**calculus**

Let f be a function that has derivatives of all orders for all real numbers. Assume f(0)=5, f'(0)=-3, f''(0)=1, and f'''(0)=4. Write the third-degree Taylor polynomial for h, where h(x) = integral of f(t)dt from 0 to x, about x=0 for this part, I got 5x...

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