Wednesday

August 24, 2016
Number of results: 10,920

**maths**

a grocey man sells 300 apples at Rs 50 per dozen. he sells 200 apples from it at Rs 50 for 10 apples. what will the price per apple for the remaining apples to get an overall profit of 12%
*February 12, 2014 by ann*

**Geometry **

A neighborhood has provided trash cans to residents to dispose of their waste. All trash cans have a diameter of 1.5 meters and a height of 1.25 meters. What is the minimum number of trash cans required to dispose of 10 cubic meters of waste? Answer A. 14 B. 13 C. 5 D. 4
*February 20, 2012 by Anonymous*

**Statistics**

The average life of Canadian women is 73.75 years and the standard deviation of the women's life expectancy in Canada is 6.5 years. Using the Chebyshev's theorem, determine the minimum percentage of women in Canada whose life expectancy is between 64 and 83.5 years.
*September 16, 2012 by Cyndee*

**Statistics**

The average life of Canadian women is 73.75 years and the standard deviation of the women's life expectancy in Canada is 6.5 years. Using the Chebyshev's theorem, determine the minimum percentage of women in Canada whose life expectancy is between 64 and 83.5 years.
*September 6, 2013 by G.C.*

**chemistry**

How would I go about doing this question, can someone explain it step by step please, my answer I keep getting is 1.17m CaCl2, but the answer is 1.35m CaCl2? A 1.30M solution of CaCl2 in water has a density of 1.1g/mL/ What is the MOLALITY? Also, when for questions with ...
*June 16, 2009 by DrFunk*

**Physics**

A block of mass 0.4 kg rests on the inclined surface of a wedge of mass 1.7 kg. The wedge is acted upon by a horizontal force F~ and slides on a frictionless surface. The acceleration of gravity is 9.81 m/s2. If the coeﬃcient of static friction between the wedge and the...
*October 8, 2012 by Amanda and Leah*

**Physics**

An amusement park ride called the Rotor consists of a room in the shape of a vertical cylinder (2.10 m in radius) which, once the riders are inside, begins to rotate, forcing them to the wall. When the room reaches a speed of one rotation every 1.36 s, the floor suddenly drops...
*October 23, 2011 by Kellie*

**psy331**

In research, several principles have been shown to affect the strength of association between stimuli. Based on your own experiences in learning, provide an example of each of the following principles of association: contiguity, frequency, and intensity. Select one of your ...
*October 3, 2013 by hah*

**Economics**

Q = 400 - 20p TC = 10 + 5q + q2 Calculate the following: Profit max price Profit max quantity TR, TC, Profit, and the elasticity at profit max q and p.
*June 25, 2011 by Susie*

**Math**

Is this how I would do this problem? What is the percent increase in the population for all six inhabited continents, excluding Asia, from 1950 to 2000? Add all of the 1950 populations together, add all the 2000 populations together, subtract years total for 2000 from 1950 OR ...
*June 5, 2007 by Stacy*

**Physics**

The 60 kg climber in Fig. 4-52 is supported in the "chimney" by the friction forces exerted on his shoes and back. The static coefficients of friction between his shoes and the wall, and between his back and the wall, are 0.82 and 0.58, respectively. What is the minimum normal...
*October 13, 2009 by Anonymous*

**Physics**

The 60 kg climber in Fig. 4-52 is supported in the "chimney" by the friction forces exerted on his shoes and back. The static coefficients of friction between his shoes and the wall, and between his back and the wall, are 0.82 and 0.58, respectively. What is the minimum normal...
*October 13, 2009 by Anonymous*

**Math**

Your class decides to publish a calendar to raise money. The initial cost, regardless of the number of calendars printed, is $900. After the initial cost, each calendar costs $1.50 to produce. What is the minimum number of calendars your class must sell at $6 per calendar to ...
*July 30, 2011 by Rochelle*

**accounting**

This year , Kirby company sold 35,000 units of production at $16 per unit. Maunfactoring and selling the product required $120,000 of mixed manufacturing costs and $180,000 of fixed selling and administrative expenses. This years variable costs and expenses per unit were: ...
*August 22, 2007 by Damara*

**AP PHYISCS**

A paratrooper fell 380m from an airplane without being able to open his chute but happened to land in snow, suffering only minor injuries. Assume that his speed at impact was 58 m/s(terminal speed), that his mass (including gear) was 90 kg, and that the force on him from teh ...
*January 12, 2008 by Kristen*

**physics**

A reflection grating is required which can resolve wavelengths as close as 0.002 nm in second order for the spectral region around 350 nm.The grating is to be installed in an instrument where light from the entrance slit is incident normal on the grating. If the manufacturer ...
*April 2, 2010 by Sandhya*

**Physics: Focal length why is my answer wrong?**

An old refracting telescope in a museum is 44.0 cm long and the caption states that the telescope magnifies images by a factor of 29.0. Assuming these numbers are for viewing an object an infinite distance away with minimum eyestrain, what is the focal length of each of the ...
*October 28, 2010 by Sar*

**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.
*January 14, 2010 by lili*

**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.
*September 21, 2012 by Anastasia*

**math**

a great dress is on the discount rack and you would love it for prom. the rack is marked 25%off the lowest price and you have a coupon for an extra 15% off. if the dress is marked $125, how much will you pay for it?
*October 17, 2013 by Taylor*

**Economics!**

Suppose a chemical company is in a perfectly competitive industry and has a short run total cost curve of TC = q3 + 5q2 + 10q + 10 and a short run marginal cost of SMC = q2 + 10q + 10. At the price of 49, how many will be produced?
*May 4, 2016 by Samuel*

**accounting**

Part D Note: This section is a continuation from Parts A, B, and C of the comprehensive problem. Be sure you have completed Parts A, B, and C before attempting Part D. You may have to refer back to data presented in Parts A, B, and C as well as use answers from those parts ...
*March 30, 2008 by Anonymous*

**chemistry**

Sulfuric acid dissolves aluminum metal according to the following reaction: 2Al(s) + 3H2SO4(aq) -> Al2(SO4)3(aq) + 3H2(g) Suppose you wanted to dissolve an aluminum block with a mass of 15.9g . A)What minimum mass of H2SO4 (in g) would you need? [***A=86.7g***] B)What mass ...
*October 20, 2007 by leo*

**Calculus Optimization**

An electric utility is required to run a cable from a transformer station on the shore of a lake to an island. The island is 6 km from the shore and the station is 12 km down the shoreline from a point opposite the island. It costs $4000/km to run the cable on land and $6000/...
*March 17, 2010 by John*

**Algebra 2**

1.) The cost in C dollars of manufacturing x bicycles at Holliday's Production Plant is given by the function C(x) = 2x2 - 800x + 92,000. Find the minimum cost. 2.) The vertex of y = -3x2- 6x - 9 lies in which quadrant? 3.) Given f(x) = 1/3*(x - 4 )2 + 7. Identify the vertex. ...
*February 27, 2014 by Becka*

**Chemistry 101**

Sulfuric acid dissolves aluminum metal according to the following reaction: 2Al(s)+3H2SO4(aq)→Al2(SO4)3(aq)+3H2(g) Suppose you wanted to dissolve an aluminum block with a mass of 14.9g .What minimum mass of H2SO4 would you need? What mass of H2 gas would be produced by ...
*February 24, 2015 by Sarah*

**Microeconomics**

I have narrowed the answer to these to letter. An excise tax of .50 per gallon is levied on gasoline. Which of the following is most likely to occur? C. Consumers of gasoline will buy a smaller quanity and pay a higher price. D. suppliers of gasoline will increase their ...
*May 26, 2009 by Susan*

**Chemistry**

1. What is the minimum volume of hot water needed to dissolve 0.200g phenacetin? How much phenacetin will remain in that volume of water once it cools? 2. Why is it important that all the solid dissolves in the hot solvent, before the solution is cooled? 3. How would you ...
*September 24, 2012 by Cassie*

**Calculus**

Can someone show how to solve this problem Two vertical towers of heights 60 ft and 80 ft stand on level ground, with their bases 100 ft apart. A cable that is stretched from the top of one pole to some point on the ground between the poles, and then to the top of the other ...
*July 27, 2015 by Hank*

**college algebra**

A musician is planning to market a CD. The fixed costs are $1260 and the variable costs are $5 per CD. The wholesale price of the CD will be $11. For the artist to make a profit, revenues must be greater than costs. How many CDs, x, must be sold for the musician to break even?
*July 26, 2011 by Ash*

**finance**

You buy an 8% annual coupon bond from CARRIS Inc. that has a 25 year maturity and a required return of 12%. The par value is $1,000. You sell the bond five years later when the required return is 10%. What is the beginning price of the bond when it is issued (to the nearest ...
*October 11, 2012 by Jill*

**finance**

The First Bank of Ellicott City has issued perpetual preferred stock with a $100 par value. The bank pays a quarterly dividend of $1.65 on this stock. What is the current price of this preferred stock given a required rate of return of 13.0 percent?
*October 14, 2013 by Anonymous*

**Economics**

Consider the problem of a rational consumer with an experienced utility function given by 10√x+m. Let q denote the market price of good x. What is the expression for the consumer surplus if the consumer receives a total cash rebate of q√x when he buys x units of ...
*January 26, 2015 by Aditi*

**calculus**

A fertilizer producer finds that it can sell its product at a price of p=300-x dollars per unit when it produces x units of fertilizer. The total production cost (in dollars) for x units is C(x)= 20,000+24x+0.5x^2. How many units must be manufactured to maximize the profit?
*May 12, 2016 by Qwenie*

**economics**

For example the productive needs of the firm would be to set (Marginal Revenue = Marginal Costs (MR = MC) and create excess profits for the firm. However, as far as what is in the best interests of society it might be Price or (Average Revenue) = MC. Give the answers of both ...
*September 3, 2011 by DD*

**Economics**

Suppose the market for the magazine is in equilibrium. Some students insist on raising the cover price by $1 and printing the same quantity. What is likely to happen? A. The demand for the magazine will go up. B. There will be a shortage of 150 magazines. C. There will be a ...
*April 30, 2012 by Anonymous*

**math**

A buyer is paying a reduced $500 in closing costs on a home with a sale price of $95,000 in the state of Bath, Maine. If the buyer obtains an FHA loan, what would be the monthly payment if the loan is at 9 percent for 10 years? (State your answer to the nearest dollar, i.e. 95).
*June 10, 2012 by Olivia*

**algebra 1b**

Solve the problem by stating the equation you would use to solve and then solving it. After receiving discount of 12.5% on its bulk order of printer paper, johns office supply pays $3200 . what was the price of the order before the discount ? round to the nearest dollar. in
*June 11, 2012 by Dee*

**interior decoration**

Which one of the following statements accurately reflect a characteristic of selling? What characteristic of a good salesperson would help overcome a client's objection to a high price? Which of the following strategies would you use to attract customers if you Want to combine...
*June 23, 2012 by linda*

**percentages/word problem**

The Sweet Candy Shop buys 600 pounds of chocolate covered strawberries at $5.59 per pound. If a 10% spoilage rate is anticipated, at what price per pound should the strawberries be sold in order to achieve a 60% markup based on cost?
*April 3, 2014 by Anthony*

**Physics**

Michelson used a rotating eight sided mirrored "wheel" to determine speed of light. In this case the mirror is rotated at a certain frequency which allows light to travel from the source, reflect off the mirrored wheel and into the observers eyes. What is the minimum frequency...
*November 7, 2011 by Chris*

**Physics**

Directly below on the floor is a stationary 428-Hz source of sound. The microphone vibrates up and down in simple harmonic motion with a period of 2.3 s. The difference between the maximum and minimum sound frequencies detected by the microphone is 2.2 Hz. Ignoring any ...
*January 29, 2012 by Claire*

**Physics**

In the Daytona 500 car race in Daytona, FL, a curve in the oval track has a radius of 316 m (near the top of the curve) and is banked at 31.0 O . a) What speed would be necessary to make this turn if there was no friction on the road? b) If the coefficient of static friction ...
*July 26, 2012 by Zac*

**Physics, help me please?!**

A car travels around a circular turn of radius 50 meters while maintaining a constant speed of 15m/s find the minimum value for the coefficient of friction necessary to keep the car on the road in icy conditions, the coefficient of friction drops to 0.15, Now find the maximum ...
*January 18, 2013 by Matt*

**Econ Please Help**

(Year 2000, Year 2001) QUANTITY ...Popcorn: (200,250) ....Novels: (50,30) .....Shoes: (8,10) PRICE ...Popcorn: ($1,$2) ....Novels: ($20,$25) .....Shoes: ($100,$80)
*June 30, 2009 by Qwerty*

**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?
*December 10, 2012 by Brianna *

**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?
*November 25, 2013 by th*

**calculus**

given y = 4x-3 find the minimum value of xy. find the rate of change of xy with respect to x. find the rate of change of xy with respect to y.
*January 6, 2008 by julie*

**statistics**

The customer bills in a family restaurant are normally distributed. The bills mean is $28 and has a standard deviation of $6. a. Identify what the random variable you are measuring is in this problem. b. What is the probability that a randomly selected bill will be at least $...
*June 22, 2013 by James*

**Physics**

Consider the 52.0-kg mountain climber in the figure to the right. Find (a) the tension in the rope and (b) the force that the mountain climber must exert with her feet on the vertical rock face to remain stationary. Assume that the force is exerted parallel to her legs. Also, ...
*June 3, 2014 by Anonymous*

**Business**

You have just started work for a small company, FitCo, that develops private fitness clubs in small towns. FitCo buys or leases a local hotel or motel, then renovates to provide a gym, swimming pool, sauna, Jacuzzi, and a small café where patrons can buy juices, smoothies, and...
*September 18, 2009 by Sharon *

**business**

You have just started work for a small company, FitCo, that develops private fitness clubs in small towns. FitCo buys or leases a local hotel or motel, then renovates to provide a gym, swimming pool, sauna, Jacuzzi, and a small café where patrons can buy juices, smoothies, and...
*September 12, 2011 by Anonymous*

**Finance**

You have just purchased a new warehouse. To finance the purchase, you've arranged for a 30-year mortgage loan for 80 percent of the $2,800,000 purchase price. The monthly payment on this loan will be $17,000. What is the APR and ERA?
*September 23, 2012 by Anonymous*

**Simple Interest Applications**

An investor purchased a 91-day, $100,000 T-bill on its issue date for $99,326.85. After holding it for 42 days, she sold the T-bill for a yield of 2.72%. a)What was the original yield of the T-bill? b)For what price was the T-bill sold?
*October 24, 2012 by Steph*

**MATH PLEASE**

Miday Quong is buying bagels for her coworkers. She buys a dozen bagels priced at $5.49 a dozen. The bakery's cost for making the bagels is $2.25 per dozen. What is the markup rate based on selling price on a dozen bagels? 17.3 41.0 24.4 59.0
*February 25, 2016 by BRAD*

**Banking Finance**

The price of a bond at any given point will be ___________ than its face value if coupon rate is _____________ than its yield to maturity. (Select all that apply). 1) Lower, lower 2) Lower, higher 3)Higher, higher 4) Higher, lower
*March 1, 2016 by keshi kumar*

**physics**

A 70.0 kg climber is supported in the "chimney" by the friction forces exerted on his shoes and back. The static coefficients of friction between his shoes and the wall, and between his back and the wall, are 0.760 and 0.610, respectively. What is the minimum normal force he ...
*October 26, 2009 by christine*

**college physics**

A popular daredevil trick is to complete a vertical loop on a motorcycle. This trick is dangerous, however, because if the motorcycle does not travel with enough speed, the rider falls off the track before reaching the top of the loop. What is the minimum speed necessary for a...
*May 14, 2010 by Adam*

**Physics**

A 104 N car is lifted by a manually operated hydraulic lift. The area of the shaft of the lift is 80 cm2; the area of the piston that forces liquid into the system is 2 cm2. What minimum force must be exerted on this piston to lift the car? a. 104 N b. 125 N c. 250 N d. 62.5 N...
*January 18, 2013 by James Arnold*

**math**

A canoe rental company charges $10 for a canoe and an additional charge per person. there are 4 people going on trip and they have planned on spending total of $50. They hope that the total cost is within $20 of the planned spending total.what is the maximum and minimum they ...
*March 1, 2016 by Anonymous*

**Computer Science**

1.Write an Assembly program that reads in a number of cents. The program will write out the number of dollars and cents separately. Sample Run: ? 324 3 24 2. Write an Assembly program to read three numbers in from the user, and output BOTH the sum and the product of the three ...
*October 13, 2010 by Ashley*

**physics**

A small motor draws a current of 1.76 A from a 110 V line. The output power of the motor is 0.20 hp. (a) At a rate of $0.060/kWh, what is the cost, in cents, of operating the motor for 4.0 h? (b) What is the efficiency of the motor? for (a) i am doing IV*hours*price and its ...
*March 14, 2011 by julie*

**Calculus**

If m ≤ f(x) ≤ M for a ≤ x ≤ b, where m is the absolute minimum and M is the absolute maximum of f on the interval [a, b], then m(b − a) ≤ b f(x) dx a≤ M(b − a). Use this property to estimate the value of the integral. The ...
*April 9, 2012 by Michael*

**finance**

Suppose Delta Company issued bonds with a 15-year maturity, a Rs. 1,000 par value, a 12 percent coupon rate, and semiannual interest payments. If actual price of the bond in the market is Rs 900, compute yield to maturity, current yield and capital gain yield.
*June 23, 2013 by mira*

**calculus**

Consider the function f(x)=(x^3)(e^9x), -2 is less than or equal to x is less than or equal to 4 *The absolute maximum value is _____ and this occurs at x equals 4. *The absolute minimum value is _____ and this occurs at x equals ______ I got the 4 but I must be doing ...
*April 20, 2012 by casidhe*

**Algebra/Quadratic Functions **

The production cost (ŁC) ofa bicycle in a factory is given by the function C=2x^2-200x+5100, where x is the number of bicycles manufactured per day, find the number of bicycles manufactured per day such that the production cost is a minimum.
*August 7, 2016 by Rachel*

**fundamentals of college writing**

i need someone to proofread. looking for fragments, paragraph structure, and run on sentences.....\ Here are a few resturants you must visit on your vacation to Maui. If your looking for a very good meal at a price far below fancier resturants Paia Fish Market a great place ...
*February 17, 2009 by shawna*

**Calculus**

f(x)=x*sqrt(x^2+2x+10) + 1*sqrt(x^2+2x+10 defined at the interval [-7,5]. A. f(x) is concave down on the region _,_. B. f(x) is concave up on the region _,_. C. The inflection point for this function is at ____? D. The minimum for this function occurs at ___? E. The max for ...
*June 18, 2009 by Z32*

**economics**

in the simple economics of a competitive market price increase under which condition: a)demand is constant.supply decline. b)demand decreases.supply increases. c)demand ans supply rise concomitantly.
*March 8, 2008 by JESSICA*

**math**

a 50 pound bag of glossy coat horse feed cost $23.50. A 25 pound bag cost $15.50. How much money per pound would you save by buying the bag with the lower unit price?
*October 29, 2010 by Lilly*

**Math**

Henry went to two different music stores to buy some new CDs. At Store A he bought 5 CDs for $70. At Store B he bought 6 CDs for $78. Which store had the best price for a CD and by how much?
*December 19, 2012 by Mia PLEASE HELP ME*

**net**

An owner lists her home at a 7% commission rate and wants to net $45,000 after paying the mortgage balnce of $68,000 and the broker's commission. To the nearest dollar, what should the selling price be to net her $45,000?
*August 1, 2015 by Linette*

**Physics**

A block of mass 0.40 kg rests on the inclined surface of a wedge of mass 7.0 kg. The wedge is acted on by a horizontal force F with arrow and slides on a frictionless surface. a)If the coefficient of static friction between the wedge and the block is µs = 0.30, and the angle ...
*October 17, 2014 by John Smith*

**Calculus**

Answer the following questions for the function f(x) = sin^2(x/3) defined on the interval [ -9.424778, 2.356194]. Rememer 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 ...
*November 2, 2011 by Anonymous*

**Calculus**

A farmer wants to build a rectangular pen and then divide it with two interior fences. The total area is to be 2484ft^2. The exterior fence costs $18.00 per foot and the interior fence costs $16.50 per foot. Find the dimensions of the pen that will minimize the cost. What is ...
*July 15, 2012 by Catie *

**Calculus**

A rancher wants to build a rectangular pen with an area of 150 m2. Let W be the width of the pen and L be the length of the pen. a. Find an equation for the perimeter P in terms of W and L . b. Use the given area to write an equation that relates W and L . c. Find the pen ...
*May 26, 2013 by Lily*

**math**

Bill orders 8 pizzas, each with pepperoni (and possibly other toppings as well), and Howard orders 6 pizzas, each with sausage (and possibly other toppings as well). Without knowing precisely how many pizzas were ordered in total, what is the minimum number of pizzas that ...
*September 22, 2010 by Sarah*

**Calculus Help **

Farmer Brown wants to fence in a rectangular plot in a large field, using a straight rock wall that is already there as the north boundary. The fencing for the east and west sides of the plot will cost $3 a yard, but she needs to use special fencing, which will minimize the ...
*April 24, 2014 by Chris*

**PreCalc (Just Can't Comprehend)**

Find the dimensions of the rectangle with minimum perimeter if its area is 400 square meters. Find the least perimeter. I know that a rectangle has two sides that are equal and two other sides that are equal but I am unsure about what type of equation to use. I thought maybe I...
*November 1, 2009 by MUFFY*

**managerial Accounting**

Smith Co uses a standard cost system for its single product in which variable manufacturing overhead is applied on the basis of direct labor hours. The following information is given: 4 Standard costs per unit: Raw materials (1.5 grams at $16) $24.00 Direct labor (0.75 hour at...
*September 30, 2010 by Klatoyaa*

**Chemistry **

The solubility of salicilyc acid in water at 20C is .2g in 100mL. The solubility is salicilyc acid in boiling water is 6.67g in 100mL. Calculate the minimum volume of water needed to re-crystallize .550g of crude salicilyc acid.
*September 29, 2011 by Jessie *

**Financial Management**

You purchased WPC common shares for $50 on year ago. You have received total dividends equal to $8 during the year. If your total return during the period is 12%, then what was the price of WPC when you sold the stock today?
*October 26, 2010 by Danielle*

**Math**

At a selling price of $ 54 , a lamp company breaks even on total sales of $ 3564 . If the company's overhead is $ 396 , find the marginal production cost per lamp and find the profit on sales of 145 lamps.
*September 15, 2014 by Irina*

**math**

Suppose that Bill orders 8 pizzas, each with pepperoni (and possibly other toppings as well), and Howard orders 6 pizzas, each with sausage (and possibly other toppings as well). Without knowing precisely how many pizzas were ordered in total, what is the minimum number of ...
*September 23, 2010 by M.A.*

**math**

Suppose that Bill orders 8 pizzas, each with pepperoni (and possibly other toppings as well), and Howard orders 6 pizzas, each with sausage (and possibly other toppings as well). Without knowing precisely how many pizzas were ordered in total, what is the minimum number of ...
*September 23, 2010 by M.A.*

**Physics**

A satellite of mass 210 kg is launched from a site on Earth's equator into an orbit at 210 km above the surface of Earth. (a) Assuming a circular orbit, what is the orbital period of this satellite? (b) What is the satellite's speed in its orbit? (c) What is the minimum energy...
*November 24, 2010 by tom*

**Physics**

A banked circular highway curve is designed for traffic moving at 60 km/h. The radius of the curve is 207 m. Traffic is moving along the highway at 42 km/h on a rainy day. What is the minimum coefficient of friction between tires and road that will allow cars to take the turn ...
*September 27, 2010 by Lance*

**physics**

A banked circular highway curve is designed for traffic moving at 55 km/h. The radius of the curve is 220 m. Traffic is moving along the highway at 38 km/h on a rainy day. What is the minimum coefficient of friction between tires and road that will allow cars to take the turn ...
*October 5, 2010 by Vipre*

**physics- please !**

A 3.0kg- block sits on top of a 5.0kg block which is on a horizontal surface. The 5.0-kg block is pulled to the right with a force as shown in the figure . The coefficient of static friction between all surfaces is 0.65 and the kinetic coefficient is 0.42. PART A: What is the ...
*May 8, 2012 by jeni*

**physics- please !**

A 3.0kg- block sits on top of a 5.0kg block which is on a horizontal surface. The 5.0-kg block is pulled to the right with a force as shown in the figure . The coefficient of static friction between all surfaces is 0.65 and the kinetic coefficient is 0.42. PART A: What is the ...
*May 8, 2012 by jeni*

**physics**

A banked circular highway curve is designed for traffic moving at 57 km/h. The radius of the curve is 216 m. Traffic is moving along the highway at 42 km/h on a rainy day. What is the minimum coefficient of friction between tires and road that will allow cars to take the turn ...
*March 17, 2016 by krals*

**econ help**

I still don't understand how to calculate what the profit-maximizing tuition for full-time students? example when the cost for an additional unit is $125 and the part time students price elasticity is -2.5 and full time students is -1.8.
*June 3, 2008 by Tiffany*

**maths**

theatre sold the students tickets for Rs Rs3.25 and full price ticket Rs 5. on saturday 16 more fullprice ticket sold than student ticket .the total sales on that day was Rs 740. How many tickets sold ineach.
*January 13, 2013 by Anonymous*

**Math**

A school is printing tshirts for their students. They have recieved 2 pricesfrom 2 companies. Company A says they will print 16 tshirts for $40. Company B days they will print 84 tshirts for $140. Which company is selling t shirts at a better price?
*January 19, 2016 by Amy*

**alg**

find the unit price and decide which is better buy. Round to three dec places $7.81 for 14 oz %5.50 for 10 oz for 14 oz i got $0.56 and for 10 oz i got $0.55 how do u round to 3 dec places?
*December 13, 2009 by jerson*

**MATH**

HARRIET BOUGHT CHRISTMAS CARDS. SHE BOUGHT 1 BOX WITH 15 CARDS FOR $18.00, 1 BOX WITH 12 CARDS FOR 20.00, AND 2 BOXES WITH 10 CARDS FOR $8.00 EACH. WHAT WAS THE AVERAGE PRICE SHE PAID PER CARD?
*December 7, 2011 by NICK*

**math**

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

**Math**

Seven friends have similar phone plans. The price of each plan is $x. Three of the seven friends pay an extra $4 per month for unlimited text messaging. Write and simplify an expression that represents the total of cost of the seven plans.
*December 8, 2013 by Anonymous*

**math**

24. two stores carry a similar stereo for the same original price of $573. one store offers a 16% discount and the second store sells the stereo for 458.40. which store gives the bigger percent discount? Justify your answer. ( 4 points)
*February 27, 2014 by Anonymous *

**Physics **

An enemy ship is on the western side of a mountain island. The enemy ship can maneuver to within 2520 m of the 1850 m high mountain peak and can shoot projectiles with an initial speed of 260 m/s. If the eastern shoreline is horizontally 305 m from the peak, what is the ...
*February 7, 2012 by Jeremy *