A coin collection contains 30 coins in nickels, dimes, and quarters. There are three more dimes than nickels. The value of the coins is 3.55. Find the number of quarters in the collection.
September 24, 2014
Lets assume that you own a fast food restaurant and you are faced with many customers each day eating in the restaurant without any tables. Describe the difference between the short run and long run in the example to bringing about more tables for the customers. How is ...
September 2, 2014
I have completed all of my assignment except this one last question. I am having a heck of a time figuring out where to even start. Can anyone help me? The comparative year-end balance sheets of Sign Graphics, Inc., revealed the following activity in the company's current ...
July 12, 2014
Can anyone help me with this problem? I need to show all steps and explain what is happening. A graph would be great for a visual too if possible. Thank you for any help. We define the following functions: f(x) = 2x + 5, g(x) = x^2 3, h(x) = 7 x / 3 (that is 7-x ...
December 6, 2013
Can anyone help me with the following, by providing the steps to get there and what it is that you are doing? any help would be greatly appreciated... We define the following functions: f(x)=2x+5 g(x)=x^2-3 h(x)=7-x/3 ◦Compute (f h)(4). ◦Evaluate the ...
December 5, 2013
Hello, Thank you for all of your help. Can you help me to figure out what the relation is for x=1-y^2? If I will be picking y values for a graph to get my x values then shouldn't it be 1-y^2? Thank you.
December 4, 2013
Hello again, I am now working on trying to find the relation of x = 1 - y^2, along with the domain and range. Then written in interval notation. I think I am ok with figuring out the domain and range on a graph but my problem is how to solve to get these x and y coordinates. ...
December 4, 2013
I think I am a little bit confused with this absolute value thing. When do I change the sign inside? Example f(-2)= |-2-2|. Is this equal to -4 or do I need to change a sign inside the absolute value when adding. I am trying to get some x and y values to graph. Thanks for any ...
December 3, 2013
Akis Bicycle Designs has determined that when x hundred bicycles are built, the average cost per bicycle is given by C(x) = 0.1x^2-1.2x+9.457, where C(x) is in hundreds of dollars. How many bicycles should the shop build to minimize the average cost per bicycle?
September 19, 2011
Thank you so much for your help, and I would be interested in watching someone try to paddle a canoe or any boat that fast. Bet their arms would be very tired before they went 1/4 mile.
September 14, 2011
During the first part of a trip, a canoeist travels 93 miles at a certain speed. The canoeist travels 19 miles on the second part of the trip at a speed of 5 mph slower. The total time for the trip is 3 hrs. What was teh speed on each part?
September 14, 2011
thank you so much for your help and this web site was awesome. and when i was playing around finding thigs it did bring me back to a site i already used earlier this week so guess i didn't dig deep enough here. thanks again.
August 9, 2010
How long is a license to practice medicine in your own organization good for? I live in florida and can not find this answer so am sure i am not looking in the right place. can you help?Podiatric medicine is what i am working on.
August 9, 2010
Use the Henderson-Hasselbalch equation to calculate the pH of a buffer prepared by adding 10mL of acetic acid to 20mL of 0.10M sodium acetate (Ka= 1.75 x 10^5 for acetic acid). Please showing working out, as am confused as to how to approach this question. Thanks in advance ...
May 9, 2010
Paula Patient's attorney asks Dr. Bob for medical records about Paula's car accident and promises to provide a written authorization from Paula later. Dr. Bob gives the attorney Paula's entire file, including her records about treatment for HIV. Did Dr. Bob had ...
April 1, 2010
I am doing a essay on the Jon Ritter case for a class and am having trouble finding impact of the legal issue in this case as it was settled out of court and no doctors where changed with the misdiagnosis of this case so can any one please help me out here.
May 9, 2009
This is not homework but couldn't find this I wan tot know if you can take to much potassium gluconate? I once had to wait on one of my surgery's because my potassium was to low and know the risk of that but can you take to much and what will happen if you do?
October 11, 2008
Just a short note on the Penn Foster research paper on Opinion 5.07. Seems the simpler the better. I used one reference, AMA web sight on Opinion 5.07, wrote short concise answers the the questions and sent it in. I received a grade of 98%. I made 2 small errors - misspelled a...
June 21, 2008
I, too, am trying to do the PennFoster research paper. I am not a writer and am really struggling with it. I have been unable to find too many resources on Opinion 5.07 and the ones I have found say pretty much the same thing. I'm just going to write the paper and let the ...
June 21, 2008
Is is "the two countries lay on opposite sides of the world" or "the two countries lie on opposite sides of the world"? I can't remember how to use those stupid lay/lie verbs. =( Thanks!
March 10, 2008
This is my problem i have to figure out can anyone talk me through this? I don't just want a answer i want to know how you come up withthe answer so i can learn from it. Last year Rattner Robotics had $5 million in operating income (EBIT). The company had net depreciation ...
October 26, 2007
what elements should be present in a appraisal system? Can this be like pay for performance type thing or am i going in the wrong direction. Since this is not my area of expertise, I searched Google under the key words "business appraisal system" to get these ...
July 23, 2007
3 workers picked 66 bushels of peaches. The 1st worker picked 3 times more than the second worker and 2 times more than the 3rd worker. How many bushels did the second most productive worker pick? Let the number of bushels picked by the second worker be x. The first worker ...
April 10, 2007