Wednesday

April 16, 2014

April 16, 2014

Number of results: 11,639

**math UNIT RATE**

an 8 ounce can of tomatoes costs $1.14. an 12 12 once can costs $1.75. which can of tomatoes has the better unit price? PLEASE SHOW WORK
*Saturday, January 5, 2008 at 1:03pm by dani*

**Math**

revenue is price * quantity r = x*p = x√(75-2x) I hope this is for a calculus class, because we can now use r' to find the max: r' = 3(25-x)/√(75-2x) r'=0 when x = 25
*Monday, May 6, 2013 at 1:49am by Steve*

**managerial economics**

"Deciding on which price to charge is more difficult under less than perfectly competitive conditions (i.e., monopoly) than it is under perfectly competitive conditions." Discuss
*Monday, December 8, 2008 at 1:08pm by ryan*

**math 115**

A state sales tax rate is 6.5%. If the tax on a purchase was $16.51, what was the price of the purchase. 6.5%/$16.51=$254.00 Check this out. Help me !
*Thursday, February 5, 2009 at 10:32pm by Johnnie*

**Math**

Twelve of your family members went to the movies. The admission price for adults is $6 and children is $4. How many adults and children went to the movie if the total cost for your family was $54?
*Monday, December 10, 2012 at 6:33pm by Brianna *

**math**

two computer disks and three notebooks cost $17 however, five computer disks an four notebooks cost $32.find the price of each
*Tuesday, November 5, 2013 at 2:54pm by jamaica*

**MATH HELP PLEASE**

CPI FOR 2013 AND FOR 5 YEARS FORM NOW 2018. PROJECT THE PRICE 5 YEARS FROM NOW ON DD COFFE @ $2.04/PER CUP IN 2013. WHAT WILL IT BE IN 2018?
*Monday, November 25, 2013 at 7:54am by th*

**Physics**

Obviously I do not know what your axes are. lengths 2 and 1 masses 2 and 1 if along the long rod: I = (1/3)(1) * 1^2 = 1/3 if along the short rod I = (1/12)(2) * 2^2 = 8/12 = 2/3 if perpendicular to the plane of the rods at intersection I = 3 (1/3) (1)(1^2) = 1 = 3/3 so ...
*Saturday, November 3, 2012 at 10:15pm by Damon*

**Calculus**

A piece of wire 40 m long is cut into two pieces. One piece is bent into a square and the other is bent into an equilateral triangle. How should the wire be cut so that the total area enclosed is a maximum= minimum= Find the length of the wire used
*Tuesday, May 7, 2013 at 5:48am by Brian*

**physics**

a block moves up 45degree incline w/ constant speed under the action of a force of 15n applied parallel to the incline.If the coefficient of kinetic friction is 0.3, determine the weight of the block and minimum force required to allow the block to move down the incline at ...
*Thursday, March 6, 2014 at 9:41am by kmae*

**Economic**

1. Use the following information to answer the questions below. Please note that output of good X is measured in 100’s on the x axis, i.e. if you find Q = 10 then output is 10 × 100 = 1, 000 units. You must have a diagram to support you answers. • Domestic Demand: P = 200 &#...
*Thursday, November 17, 2011 at 4:01pm by Vishal*

**Economic**

1. Use the following information to answer the questions below. Please note that output of good X is measured in 100’s on the x axis, i.e. if you find Q = 10 then output is 10 × 100 = 1, 000 units. You must have a diagram to support you answers. • Domestic Demand: P = 200 &#...
*Thursday, November 17, 2011 at 4:04pm by Vishal*

**Physics**

A uniform crate with a mass of 16.2 kg rests on a floor with a coefficient of static friction equal to 0.571. The crate is a uniform cube with sides 1.21 m in length. what is the minimum height where the force F can be applied so that the crate begins to tip before sliding ? I...
*Wednesday, July 27, 2011 at 9:32pm by AfterLife*

**Pysics**

A wooden bucket ﬁlled with water has a mass of 59 kg and is attached to a rope that is wound around a cylinder with a radius of 0.071 m. A crank with a turning radius of 0.29 m is attached to the end of the cylinder. What minimum force directed perpendicularly to the ...
*Friday, December 7, 2012 at 7:36pm by joshua*

**Statistics**

Any ideas please? Simple random sample of voters will be taken in a large state. Researchers will construct an approximate 95% confidence interval for the percent of the state¢s voters who will vote for Candidate A. Find the minimum sample size needed to ensure that the width ...
*Wednesday, July 24, 2013 at 3:17am by Andrew*

**Physics - KE/rotation**

In Figure 11-32 (which shows a ball at the top of an incline, at the bottom of the incline a loop begins with radius R and Q a point on the loop lined up with the center of the loop), a solid brass ball of mass m and radius r will roll without slipping along the loop-the-loop ...
*Sunday, March 25, 2007 at 10:48pm by COFFEE*

**eco**

during2004 the national average gas price rose from $1.50 a gallon to $2.25 a gallon. the government has stated that the high price of gas will remain as it is. discuss how this cost influences your decision to buy a new car. based on your budget, would you buy the large car ...
*Tuesday, June 26, 2007 at 6:58pm by tracey*

**English**

Ms. sue I am writing a paper on cost of food today. Where can I find graph or table showing the increase in price for food and gasoline. Please help. Rose
*Sunday, May 11, 2008 at 9:13pm by rose- Ms. sue*

**solve for unknown**

If jack does home improvment and price the material ,add 1 and 1/2 times that amount for labor and then quotes the job. If he gets the job for 17,000 how much is the material? and labor ?
*Saturday, December 19, 2009 at 4:43pm by jack*

**%**

For x% tax, you divide the "tax-included" amount by 1+x. For $70 with 5.5% tax included, your pre-tax selling price is 70/(1.055)=$66.35. Note: this does not always work to the cent because of rounding.
*Wednesday, September 22, 2010 at 6:43pm by MathMate*

**Business Education**

$239.76 But If Im going for the 29. 95 one, then it would be $ 29. 95 * 6 which is $.179.7. = So thats the overall price for the TV Im going to buy right?
*Wednesday, March 2, 2011 at 8:20pm by Anonymous*

**Algebra**

11K + 13T = 12*348 but K+T=348, so 11K + 13(348-K) = 12*348 K = 174 as expected, since the final price is the average of the two kinds, there is an equal amount of each.
*Tuesday, March 5, 2013 at 3:15pm by Steve*

**math**

A piece of land with an area of .5 square kilometers is priced at $5700 Canadian. If there are 1.269 Canadian dollars per (US) dollar, then what is the price in dollars per square mile?
*Friday, July 26, 2013 at 9:34pm by Shawnel*

**Math**

Let the original price be P (1.00 - 0.35) P = 66.66 0.65 P = 66.66 P = 66.66/0.65 = 102.55
*Sunday, August 3, 2008 at 1:02am by drwls*

**com/155**

I received my first major credit card at the early age of eighteen. I was positively not ready for that responsibility. Shopping carelessly was not a wise decision. Within six month's, my credit was suffering tremendously. I had already reached my credit limit and could not ...
*Wednesday, October 6, 2010 at 6:25pm by jackie henton*

**home economics**

Consumers can be hurt by corporations using monopoly-like conditions to maintain high prices. Consumers can be hurt by price-gouging. Consumers can be hurt by inferior goods, especially those produced cheaply in other countries.
*Sunday, May 18, 2008 at 7:19pm by Ms. Sue*

**math**

the price p and the quantity x sold of a certain product obey the demand equation p=(-1/3)x + 100 o is < or equal to x < or equal to 300 A) express revenue R as a function of x b) what quantity x maximizes revenue.
*Sunday, October 5, 2008 at 3:52pm by jan*

**math**

Ivan bought 4.6 pounds of beef at the market for total of $36.57. He calculated that the price per pound of the beef was $0.79 per pound . Explain why Ivan's calculation cannot be correct.
*Sunday, April 19, 2009 at 5:40pm by sara*

**accounting**

In general, the shares of a company that shows good increase in sales and earnings has a good increase in share price. Management decisions usually, but not always, determine the sales and earnings.
*Thursday, December 3, 2009 at 5:28pm by Ms. Sue*

**math**

A garden centre buys plants to sell. It sells them at a profit of 28%. A rose bush is sold for £3.40 Work out the price that the garden centre paid for the rose bush.
*Wednesday, October 23, 2013 at 11:46am by HS*

**math**

a gardner wishes to encloe a rectangular 3000 square feet area with bushes on three sides and a fence on the 4th side .If the bushes cost $25.00per foot and the fence costs $10.00 per foot, find the dimensions that minimize the total cost and find the minimum cost
*Tuesday, March 30, 2010 at 3:57pm by joelle*

**CALCULUS **

gardner wishes to encloe a rectangular 3000 square feet area with bushes on three sides and a fence on the 4th side .If the bushes cost $25.00per foot and the fence costs $10.00 per foot, find the dimensions that minimize the total cost and find the minimum cost
*Tuesday, March 30, 2010 at 7:25pm by JENNY*

**physics**

The minimum speed required for a given distance is achieved when the ball is thrown at a 45 degree angle. In that case, X = Vo^2/g For other launch angles, the horizontal distance covered is (Vo^2/g) * sin 2A where A is the launch angle, measured from horizontal. Use the first...
*Monday, September 6, 2010 at 7:59pm by drwls*

**physics**

Two blocks with mass m1 = 7.2 and m2 = 7.7 are connected by a massless string over a frictionless and massless pulley. The angle of the incline is equal to 45.0. The kinetic coefficient of friction between m1 and the incline is 0.22. What is the minimum value of the static ...
*Sunday, October 9, 2011 at 5:01pm by Jessica *

**math**

a rectangular garden with an area of 2112 square feet is to be located next to a barn with fencing on three sides and the barn acting as the fourth side.Write a function that gives the length of fencing needed if the length of the side parallel to the barn is x. Find the ...
*Tuesday, April 23, 2013 at 9:22pm by Anonymous*

**physics**

Two speakers are driven by the same oscillator with frequency of 172 Hz. They are located 3.72 m apart on a vertical pole. A man really far away walks straight toward the lower speaker in a direction perpendicular to the pole. How far is he from the pole at the first moment he...
*Sunday, November 29, 2009 at 2:56am by Anonymous*

**physics--HELP**

The velocity is the initial velocity + any velocity based on the acceleration of gravity. Gravity is a negative acceleration to an object thrown upwards. The minimum velocity will be where the ball stops going up and falls back down. Where maximum speed occurs will depend on ...
*Tuesday, October 9, 2007 at 11:00pm by Quidditch*

**physics**

A mass m = 0.068 kg of benzene vapor (Lv = 3.94x105 J/kg) at its boiling point of 80.1°C is to be condensed by mixing with water at 50.0°C. What is the minimum mass of water required to condense all of the benzene vapor? Assume the mixing and condensation take place is a ...
*Thursday, July 25, 2013 at 1:59pm by ODU*

**Word problem**

10 men are fishing in a row boat. The center is empty. The 5 men need to swap places. A man can move to his seat if it is empty or step over one person to an empty seat what are the minimum moves needed for the five men to swap places. My answer is 25
*Tuesday, September 17, 2013 at 8:48pm by Lucky*

**calc**

Consider the function below. (Round the answers to two decimal places. f(x) = 2x tan(x) -p/2 < x < p/2 (a) Find the interval where the function is increasing. Find the interval where the function is decreasing. (b) Find the local minimum value. (c) Find the interval ...
*Sunday, April 4, 2010 at 4:51pm by bella*

**Calculus**

f(x) = sin^2(x/2) defined on the interval [ -5.683185, 1.270796]. Remember that you can enter pi for \pi as part of your answer. a.) f(x) is concave down on the interval . b.) A global minimum for this function occurs at . c.) A local maximum for this function which is not a ...
*Tuesday, November 1, 2011 at 1:53pm by Anonymous*

**Chemistry**

Hi, I need help with a chemistry question. Question: Iron ore is treated with carbon monoxide to extract and purify the iron. a) Calculate the minimum mass of carbon monoxide that must be ordered by a refining company for every metric tonne of iron ore that is processed.
*Friday, June 1, 2012 at 5:13pm by Gina*

**phisics**

A Cessna aircraft has a lift-off speed of 120 km/h. What minimum constant acceleration does this require if the aircraft is to be airborne after a take-off run of 265 m? Answer in units of m/s2 b) How long does it take the aircraft to become airborne? Answer in units of s
*Thursday, September 6, 2012 at 2:47pm by an*

**Physics**

A 50-kg satellite circles the Earth in an orbit with a period of 120 min. What minimum energy is required to change the orbit to another circular orbit with a period of 180 min? (Earth: radius = 6.4 106 m, mass = 6.0 1024 kg)
*Sunday, November 18, 2012 at 11:42pm by Annie*

**Calculus-Applied Optimization Quiz Problem**

If the length and width are x,y, then we want to minimize f = 3x+2y subject to xy = 23000 so, y=23000/x, and we want the minimum of f = 3x+2(23000/x) df/dx = 3 - 46000/x^2 df/dx =0 at x = 20/3 √345) f = 40√345
*Thursday, October 31, 2013 at 6:38pm by Steve*

**calcules**

I assume that C is the point on shore closest to B. So, if the pipeline leaves the shore at point P, between A and C, and the distance PC = x, the length p of the pipeline is p(x) = (7-x) + √(x^2+36) now we see that the cost c of the pipeline is c(x) = 400(7-x) + 500&#...
*Tuesday, March 25, 2014 at 11:57pm by Steve*

**science**

Preservation of resources means ______.? a) only maintaining the environment b) using resources with little thought to the future c) maintaining and restoring the environment d) using resources with a maximum of waste e) using resources with a minimum of waste I PICKED C
*Tuesday, September 7, 2010 at 3:42pm by pam*

**bibb**

Consider a rider on a Ferris wheel which is turning at constant speed. (a) At what point is the upward component of the force of the seat on the rider minimum? (b) At what point is the upward component of the force of the seat on the rider maximum? Justify your answers.
*Tuesday, March 22, 2011 at 2:17am by Bart*

**Managerial Economics**

I have to determine the own price elasticity of demand with the following info given 1n Qdx = 3 - 0.5 1n Px - 2.5 in Py + 1nM + 2 1n A where Px=$10, Py = $4, M = $20,000 and A = $ 250. Where do I begin? Thank you
*Saturday, August 23, 2008 at 11:21am by John*

**math**

a store charges $28 for a sweater.this price is 40% more than the amount it costs the store.during a sale, store employees can purchase it at 30% off the stores cost. how much will it cost an employee to buy the sweater?
*Friday, April 3, 2009 at 2:30pm by leslie*

**accounting**

Midland Oil has $1,000 par value bonds outstanding at 8 percent interest. The bonds will mature in 25 years. Compute the current price of the bonds if the present yield to maturity is: A. 7 percent. B. 10 percent. C. 13 percent.
*Sunday, January 10, 2010 at 9:53pm by Cindy*

**math**

Midland Oil has $1,000 par value bonds outstanding at 8 percent interest. The bonds will mature in 25 years. Compute the current price of the bonds if the present yield to maturity is: A. 7 percent. B. 10 percent. C. 13 percent.
*Monday, January 11, 2010 at 11:53am by Robert*

**maths urgent**

If you go to the store and want to buy 2 each of badminton tennis rackets, the clerk tells you the price is $240. You changed your mind and add one more tennis racket, and the clerk says, "that'll be $300." How much is a tennis racket?
*Tuesday, March 6, 2012 at 8:32am by MathMate*

**Finance**

John wants a $200,000 house. He is 40 and he retires at 65. He believes he earns 9% annually after taxes. How much must John invest at the end of each of the next 25 years to have the cash purchase price of the house when he retires?
*Monday, March 15, 2010 at 10:58pm by Laura*

**Math**

The suggested retail price of a new car is p dollars. The dealership advertised a factory rebate of $1200 and an 8% discount. How would I write the function R in terms of p giving the cost of the car after receiving the rebate from the factory? I TRULY NEED HELP PLEASE!
*Wednesday, February 9, 2011 at 6:31pm by Steve*

**grammar**

i need help in creating these kid of sentences a) a sentence that expresses uncertainity about a price b) a sentence that contains an abbreviation for a tittle MY SENTENCE: (The BBC provides UK and worldwide weather services.) is it right??? c) a forceful imperative MY ...
*Wednesday, March 30, 2011 at 7:04pm by plz help*

**Math**

Need help. A microwave oven sold for. $95 and discounted to $45. What is the percent of decrease? I got 47.4% is this right ? A men's store. Reduced. The price of a hat from $12.50 to $10.00 what is percent of discount? I got 1.25 or 1.3% is this right?
*Tuesday, March 20, 2012 at 9:25pm by Marko*

**maria vazquez**

Sonoma winery has fixed cost of $10,000 per year. its warehouse sells wine with variable costs of 80% of its unit selling price. How much in sales does Sonoma need to break even per year?
*Monday, April 29, 2013 at 9:00pm by edwin*

**math**

A sales tax of 6% of the cost of a car is added to the purchase price of $29,500. What is the total cost of the car, including sales tax
*Saturday, May 7, 2011 at 3:07am by Tevya *

**econmics**

The %increase in price= (7-5)/5x100= 40% The %decrease in quantity=(25-15)/25 x 100= 40% Elasticity=40/40=1,unit elasticity.
*Friday, July 20, 2012 at 11:06pm by nikki*

**Economics/Algebra**

Can someone help with the following: I know how to get the MC and AC; however I'm not sure on the algabraic part. Given the following short-run total cost function, answer the following questions. TC = 3q2 + 5q + 300 a. Find the marginal and average cost functions. b. Show ...
*Sunday, October 25, 2009 at 2:07pm by cb*

**college algebra**

If you are confused by formulas, it indicates you don't really understand the concepts. Let's start from scratch. You know the graph is a parabola, which has a vertex. Since the coefficient of x^2 is positive, the vertex is at the minimum value of y. So, left of the vertex y ...
*Monday, March 18, 2013 at 2:04am by Steve*

**physics**

Running into the train at that speed would severely damage both train and passengers. Calculate the minimum time Superman must take to stop the train, if the passengers experience an average horizontal force of 0.520 their own weight. and How far does the train then travel ...
*Wednesday, February 20, 2008 at 5:59pm by katie(again same question diff parts)*

**Physics**

In Fig. 6-25, blocks A and B have weights of 49 N and 21 N, respectively. (a) Determine the minimum weight of block C to keep A from sliding, if µs between A and the table is 0.20. (b) Block C suddenly is lifted off A. What is the acceleration of block A, if µk between A and ...
*Thursday, November 18, 2010 at 10:18pm by Robert*

**Physics**

Assume that the elevator accelerates at a constant rate a while going up X = 50 m in time t. (Assume it doesn't slow down until it gets to higher floors). The acceleration, a, will be given by (1/2)at^2 = X a = 2X/t^2 Cable tension at the breaking point is 95,500 = M(g + a) = ...
*Sunday, February 17, 2013 at 6:20pm by drwls*

**Microeconomics: Consumer Theory**

If the MU per dollar spent on wings is greater than the MU per dollar spent on pizza, JP will spend that dollar on wings because it adds more to his TU than if he spent it on pizza, i.e., he’ll buy more wings and less pizza. Suppose that JP was consuming so that his MUp/Pp >...
*Sunday, November 30, 2008 at 1:00pm by Anonymous*

**Maths**

1. A road sign says that no vehicles over 7.5 tonnes may use a bridge. My lorry weighs 4 tonnes, and I have 3.25 tonnes of presents and 4.75 of turkeys in the back of my lorry. How much am I over the bridge limit by? a)3.5 tonnes b)4.5 tonnes c)2.5 tonnes d) None - I should ...
*Wednesday, December 22, 2010 at 11:59am by Patsy*

**Calculus**

f' = [4(t^2+2) -4t (2t)]/(t^2+2)^2 = [-4t^2+8]/(t^2+2)^2 0 at max or min t = + or - sqrt 2 f" = [ (t^2+2)^2 (-8t) + 4(t^2-2)(2)(t^2+2)(2t) ] / (t^2+2)^4 if t = +sqrt 2 t^2+2 = 4 t^2-2 = 0 f" = [ -32 sqrt 2 +4*0 etc } /4^4 which is positive so a minimum if t = - sqrt 2 t^2+2 is...
*Tuesday, April 5, 2011 at 1:25am by Damon*

**math**

A 13-foot ladder is placed against a wall. If the ladder cannot be placed at a slope less than 2.4, what is the minimum height of the wall? A.5 feet B.12 feet C.20 feet D.13 feet E.8 feet
*Monday, August 22, 2011 at 6:27pm by Anonymous*

**business math**

a software buyer is looking for a product to retail for $230. he wants to apply a markup of 38% (based on selling price) to the product. allowing for this markup, what is the maximum amount the buyer can pay for the software?
*Sunday, July 12, 2009 at 12:54am by shannon*

**matc**

If a manufacturer charges q dollars each for footballs, then he can sell 3000-150q footballs per week. Find a polynomial R(q) that represents the revenue for one week. Find the weekly revenue if the price is $8 for each football.
*Thursday, January 14, 2010 at 11:42am by lili*

**math**

jackie wants to buy a new cd player.it costs $32.95.she has saved $26 and has a coupon for 30 5 off the price.does jackie have enough money to buy the cd player
*Thursday, January 12, 2012 at 6:38pm by Anonymous*

**math**

The weekly demand and supply functions for Sportsman 5 X 7 tents are given by the following respective functions where p is measured in dollars and x is measured in units of a hundred. Find the equilibrium quantity. Find the equilibrium price.
*Friday, September 21, 2012 at 9:31pm by Anastasia*

**Math**

There are four tests in a year. The first test is worth 26%, the second is worth 20%, the third test is worth 30%, and the fourth test is 20%. Maria received a 59% on her first test. To recieve a final mark of 65%, what is the minimum she needs to obtain on each test? Can ...
*Thursday, November 18, 2010 at 5:40pm by Diana*

**math**

The domain of all polynomials is ℝ or all real numbers, or (-∞,∞). The range depends on the polynomial. For odd degree polynomials (such as the present one), the range is also (-∞,∞). For even degreed polynomials, there is an absolute maximum or ...
*Tuesday, March 8, 2011 at 9:14pm by MathMate*

**physics**

The applied weight is M g = 675.2 N The maximum allowable strain is deltaL/L = 0.0101/51.5 = 1.96*10^-4 The maximum allowable stress is Ynylon*(strain) = 6.88*10^4 N/m^2 That equals 675.2 N divided by the minimum allowable area. Solve for that area and the string diameter.
*Tuesday, October 25, 2011 at 9:18pm by drwls*

**Physics**

In a popular amusement park ride, a cylinder of radius 2.19 meters is set in rotation at an angular speed of 5.09 rad/s. The floor then drops away, leaving the riders suspended against the wall in a vertical position. What minimum coefficient of friction between a rider's ...
*Monday, April 28, 2008 at 8:40am by Kendra*

**physics**

This seems to be more a "strength of materials" or civil/mechanical engineering design question than a physics problem. Assume each rod gets half the load, or 6400 lb. Calculate the minimum circular area required to satisfy both the stress and the deflection requirements. From...
*Friday, April 16, 2010 at 9:21am by drwls*

**calculus**

Ok, I see now, so your derivative is ok but your value of x=0 doesn't satisfy (4/3)x^(1/3) + (4/3)x^(-2/3)=0 let x = 0 LS = (4/3)(0) + (4/3)(1/0) which is undefined (4/3)x^(1/3) + (4/3)x^(-2/3)=0 divide both terms by 4/3 x^(1/3) + x^(-2/3)=0 common factor of x^(-2/3) x^(-2/3...
*Wednesday, January 5, 2011 at 5:00pm by Reiny*

**physics**

Suppose that a senior driving a Pontiac zooms out of a darkened tunnel at 31.0 m/s. She is momentarily blinded by the sunshine. When she recovers, she sees that she is fast overtaking a bus ahead in her lane moving at the slower speed of 15.7 m/s. She hits the brakes as fast ...
*Wednesday, February 1, 2012 at 11:21pm by Sue*

**physics**

Suppose that a senior driving a Pontiac zooms out of a darkened tunnel at 31.0 m/s. She is momentarily blinded by the sunshine. When she recovers, she sees that she is fast overtaking a bus ahead in her lane moving at the slower speed of 15.7 m/s. She hits the brakes as fast ...
*Tuesday, September 17, 2013 at 6:44pm by Sue*

**math**

local store going out of business. Owner decreases all prices by 5% every day until all items are sold. Customer wants dress priced at $2500. How long does she have to wait for repeated discounts to reduce price of dress to less than $700?
*Monday, November 7, 2011 at 11:48pm by fashionista*

**math**

By selling a home without using a realtor, Barb can avoid paying a 7.25% commission. She received an offer of $275,000 from a potential buyer. In order to give a comparable offer, for what price would a realtor need to sell the house? Round to the nearest hundred.
*Tuesday, September 4, 2012 at 7:22pm by Anonymous*

**physics**

a collapsible plastic bag contains a gluccose solution. If the average gauge pressure in the atery is 1.33x10^4Pa, what must be the minimum height h, of the bag in order to infuse gluccose into the artery? Assume that the specific gravity of the solution is 1.02. (1.02)(1....
*Sunday, December 16, 2007 at 6:22pm by Anonymous*

**O-Chem**

Find the minimum volume of hot water needed to dissolve 100 mg of salicylic acid. Can someone help me how to start this out? I would greatly appreciate it. The data is [temp] [amount of salicylic acid per 100 ml water, g] 0 0.10 10 0.13 25 0.23 50 0.63 75 1.8 90 3.7
*Saturday, August 29, 2009 at 11:37pm by Christine*

**Physics**

The potential energy of a particle on the x-axis is given by U+ 8xe ^-xsquared/19 where x is 1 meter and U is in Joules. Please find the point on the x-axis for which the potential is a maximum or minimum. I've worked it three times and I get these three answers. Which one is ...
*Tuesday, November 24, 2009 at 5:29am by Ahley*

**Calculus**

just plug and chug: v=0.00198833333333333t^3 −0.085875t^2 +26.23t−1.34 since acceleration is v', a = 0.005965t^2 - 0.17175t + 26.23 That's just a parabola opening up, with vertex at (14.3965,24.9937) So, the minimum acceleration is 25, and the maximum will be at ...
*Sunday, April 21, 2013 at 2:19pm by Steve*

**math**

seems like I saw this one go by the other day, but here it is again: If the two pieces are x and y in length, then the rectangles have dimensions (x-2)/4 by (x-2)/4 + 1 or (x-2)/4 by (x+2)/4 and (y-2)/4 by (y+2)/4 But, y = 36-x, so the rectangles are (x-2)/4 by (x+2)/4 (34-x)/...
*Friday, November 8, 2013 at 4:01am by Steve*

**MACROECONOMICS**

Do a little research and then take a shot. what to you think? Hints: The CPI is calculated by looking at the change in prices of a "market" basket of goods. It does not deal well with 1) technological changes, 2) mandated changes, 3) improved qualities, 4) shifting of ...
*Sunday, April 12, 2009 at 12:31pm by economyst*

**accounting and taxes**

I recently closed my retail business which was very small... I chose not to sell my equipment as I can still use it at home as a hobby for myself. What do I put as furniture and equipment sold on my BOE form? Do I have to buy the equipment from the business and if so how do I ...
*Monday, December 3, 2012 at 3:01pm by Jay*

**economics Need help immediatly**

Inflation doesn't reduce purchasing power if ______. price of essential products, such as food and gasoline, don't increase too much it causes an increase in nominal wages it remains under 10% per year the Federal Reserve increases the money supply enough to offset it
*Friday, June 20, 2008 at 7:09pm by carrie*

**home economics**

Consider the following events: Scientists reveal that consumption of oranges decreases the risk of diabetes and, at the same time, farmers use a new fertilizer that makes orange trees more productive. Illustrate and explain what effect these change have on the equilibrium ...
*Thursday, October 7, 2010 at 1:29pm by Anonymous*

**Algebra 1 (Reiny or Kuai)**

1. a. 0.50x + 3 b. The slope is 0.50, which represents the price for each bowl of chili they taste. The y-intercept is 3, which represents the cost of the entrance fee? 2. PQ = (6-4)/(2-1) = 2/1 = 2 QR = (3-6)/(8-2) = -3/6 = -1/2 RS = (1-3)/(7-8) = 2 PS = (1-4)/(7-1) = -3/6...
*Tuesday, December 3, 2013 at 10:21am by Please, help me! This is urgent!*

**managerial economics**

7) P = 1000 - 2Q One good visual method to figure out the quantities which will let us find the optimal quantity using the midpoint is to test each proposed quantity, Given Formula = Qty Sold Revenue(PxQ) Profit $1000: 1000 = 1000 - 2Q. Q = 0 R = 0 Pr = 0 - 0 = $0 $700: 700 = ...
*Friday, July 25, 2008 at 12:39pm by Brian S.*

**Language Arts**

Inexpensive implies that it doesn't cost much. Cheap implies that not only doesn't it cost much, but it also isn't worth much. Economical implies that it's a good value for the price.
*Tuesday, May 8, 2012 at 6:20pm by Ms. Sue*

**physics**

an engine block of mass 275kg rest on a plane which is inclined at 13 degrees to the horizontal.if the plane can be tilted to a maximum angle of 21 degrees before the engine block slide due to its weight.calculate the minimum force parallel to the plane required to move the ...
*Wednesday, October 6, 2010 at 6:16am by charles*

**calculus**

the distance from (6,3) to (x,y)=(y^2/8,y) is z = √((y^2/8-6)^2 + (y-3)^2) dz/dy = (y^3-16y-96) / 4√((y^2/8-6)^2 + (y-3)^2) the denominator is never 0, so dz/dy=0 when y^3-16y-96=0, which is at y=5.72 so, the minimum distance is 3.32
*Friday, November 2, 2012 at 11:19pm by Steve*

**math**

a grocery store sells a 7 ounce bag of rasins for $1.10 and a 9 ounce bag of rasins for $1.46. Which size bag have the lowest price per ounce.
*Monday, January 7, 2013 at 11:27pm by crystal*

**Math**

0.5 * 85 = $42.50 sale price 42.50 * 0.06 = $2.55 tax 42.50 + 2.55 = $45.05 total cost
*Monday, April 22, 2013 at 5:52pm by Ms. Sue*

**BUSINESS LAW**

I am going to intoduce the collapse of HIH insurance... The second case of the collapse of HIH insurance showed that the impact of that failure was not limited to shareholders and unsecured creditors, it also affected employees, policy holders and claimants under polices. HIH ...
*Tuesday, September 9, 2008 at 9:54am by LEE*

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