# Solve using the elimination method. Show your work. If the system has no solution or an infinite number of solutions, state this. 2x + 10y = 58 -14x + 8y = 140

91,718 questions, page 640
1. ## Physics

A 25.0kg pickle is accelerated from rest through a distance of 6.0m in 4.0s across a level floor. If the friction force between the pickle and the floor is 3.8N, how much work is required to move the object?

asked by Sandara on January 1, 2014
2. ## homework college chem.

a sample of gas occupies a volume at 73. 1 mL. As it expands, it does 135.0 J of work on its surroundings at a constant pressure of 783 torr. what is the final volume of gas?

asked by danielle on February 26, 2012
3. ## applied physics

the work required to lift eleven 94.0lb bags of cement from the ground to the back of a truck is 4340ft lb. what is the distance from the ground to the bed of the truck?

asked by donna on April 22, 2013
4. ## GT

A GAS EXPANDS IN VOLUME FROM 26.7 ML TO 89.3 ML AT CONSTANTTEMPERATURE. CALCULATE THE WORK DONE (IN JOULES) IF THE GASEXPANDS (A) AGAINST A VACUUM,(B) AGAINST A CONSTANT PRESSUREOF 1.5 ATM, AND (C) AGAINST A CONSTANT PRESSURE OF 2.8 ATM.

asked by Mark on July 20, 2015
5. ## Chemistry

How much total work does a golf caddy do if he lifts a 300 N golf bag he is carrying 100 times a during a round, to a height of 1.0 m each time he lifts it?

asked by Kaitlyn on December 8, 2015
6. ## Math

Ive been absent in school, and got my work sent to me. I dot get it, it gives me a table, x and y, and says find the rate of change. HOw do i do that? It also say to explain what the rate of change means in each situation......uhhh what.

asked by Bryce on October 25, 2011
7. ## language arts

did i punctuate this sentence correctly? "They wanted to have the woman give birth to healthy babies, but they wanted to get as much work out of the woman as possible; therefore, the women were given lighter tasks."

asked by maggie on April 4, 2010
8. ## physics

A leaky bucket is being lifted 20 meters. It originally holds 10 kilograms of water, and at the end of its journey it holds 5 kilos. How much work does it take to lift the bucket?

asked by ChrismB on April 27, 2016
9. ## very easy math question

i doing my physics work and so i have to convert 0.0023mm to meters and it seem so easy but i not know how. i first convert it to cm, i times by ten then i divide by 100 to give me meters so i get 0.0023m but it suppose to be 2.3*10^5 m

asked by Shreya on January 20, 2012
10. ## Physical Education

Why do you think baseball is referred to as “America’s pastime?” a. Because its enormous popularity as a spectator sport*** b. Because the founding father’s liked to play c. Because Americans would rather play baseball than work d. None of the

asked by Kaai97 on November 6, 2015
11. ## History

americans continue to debate the work of the manhattan project. give two opposing viewpoints on the achievements of the manhattan project. then tell which viewpoint you agree with and why. PLEASEEEEEEEEEEEEEEEEE I REALLY NEED HELP

asked by 139 on March 1, 2017
12. ## English

Choose the answer that best matches the word "transient." A camp could be described as transient because it is a. sheltered b. temporary*** c. flimsy d. insular Just checking my work:) *** - My Answer Thanks, Kaai97

asked by Kaai97 on November 19, 2015
13. ## Algebra

Which of the ordered pairs (-3,1), (2,0), (-8,-2),(-28,6) are solutions for the equation x+5y=2? I found the slope which is -1/5 and I think that the anwser is coordinates (-3,1) and (2,0). Could you tell me if I'm on the right track? Just plug in the x,y

asked by Bee on August 10, 2007
14. ## art

I am doing a project on Dawn Dupree. I have to find works she has done. The title of the work and the date completed. I have tried to find this information but have had no luck. Please help, deadline for project has now been set.

asked by mitchell on October 2, 2008
15. ## chemistry 1B

A sample of gas occupies a volume of 61.2 mL. As it expands, it does 133.9 J of work on its surroundings at a constant pressure of 783 torr. What is the final volume of the gas.

asked by Anonymous on February 1, 2013
16. ## Calc

A spherical tank of radius 100ft is full of gasoline weighing 40 pounds per cubic feet how much work is done in pumping the gasoline to the top of the tank?

asked by Lyn on May 9, 2019
17. ## Macro Economics

Economists who work for the government are often called on to make policy recommendations. Why do you think it is important for the public to be able to differentiate normative statements from positive statements in these recommendations?

asked by Deborah on March 31, 2010
18. ## Pre-cal

use mathematical induction to prove that 1^2 + 2^2 + 3^2 + ... + n^2 = n(n+1)(2n+1)/6 for all positive integral values of n. My work: n=1: 1(1+1)(2(1)+1)/6 = 1(2)(3)/6 = 6/6 = 1. 1^2+2^2+3^2...(n-1)^2+n^2= [(n-1)(n-1)+2n(n-1)+1]/6 = 2n^3+3n^2+n/6 =

asked by Lucy on January 3, 2009
19. ## Business law

can i company lend money to one of its director to assist with an extension to her house in which she is intending to take in ironing 2 days a week for the company and will work from her house? Thank you in advance!

asked by sabi on December 31, 2008
20. ## Physics

A 295kg box is pulled at a constant speed by the little engine. The box moves a distance of 2.8 m across the horizontal surface. (μ=.20) How much energy is transferred by the engine? (How much WORK is done?)

asked by Anonymous on March 14, 2014
21. ## Physics

a safety harness is connected to a cable with a report breaking stress of 800MNm2. what mass could be hung from a harness if the diameter of the cable was 6mm. how do I work this out?

asked by Campbell on October 11, 2013
22. ## physics

Under what conditions can you use the formula W=Fnetd to calculate the work done on an object? Describe 2 requirements. What conditions would an applied force increase and decrease the energy of any object.

asked by Anonymous on February 25, 2012
23. ## physics

Under what conditions can you use the formula W=Fnetd to calculate the work done on an object? Describe 2 requirements. What conditions would an applied force increase and decrese the energy of any object.

asked by deedee on February 25, 2012
24. ## physics

Zak, helping his mother rearrange the furni- ture in their living room, moves a 59 kg sofa 2 . 6 m with a constant force of 36 N. What is the work done by Zak on the sofa?

asked by Spencer on September 26, 2013
25. ## Law

What are some barriers of human rights in 2012? Specifically for: -Women -Immigrants -Aboriginal People -People with disabilities For women, I said that they are still paid less than men that do the same work.

asked by Willaim on December 17, 2012
26. ## Calculus

Greetings, So I've been working on this problem: H(x) = (x^4 - 2x +7)(x^-3 + 2x^-4) H'(x)= Kept on getting it wrong and I assumed it was an algebra mistake. After multiple tries I went to a few derivative calculators to check my work... What I saw was the

asked by Naomi on February 28, 2013
27. ## Pre-Alg

(Check my work?) 1.) Use arrow notation to write a rule that describes the translation of a point from (5,6) to (6,11) A.(x,y) -> (x + 1, y + 5) B.(x,y) -> (x - 1, y - 5) C.(x,y) -> (x - 1, y + 5) D.(X,y) -> (x + 1, y - 5) 2.) Point A(6,-2) is reflected

asked by AudioslavedCobain182 on November 8, 2013
28. ## Math 116 Axia

rewrite using multiplication -70/(23) Do not simplify, Type a fraction I can multiply and divide but I am not sure how to work the problem. can someone do a problem with the same type of values so I can see the steps involved? Please and thank you!

asked by frustrated on July 29, 2010
29. ## Calculus (pleas help!)

For what values of k is lim x -> INF coshkx/sin2x finite? (Enter your answer as an interval or list of intervals, for example, (-infinity,3], (5,7). Enter none if no values of k will work.) Please help..

asked by Abi on March 17, 2011
30. ## Calculus (pleas help!)

For what values of k is lim x -> INF coshkx/sin2x finite? (Enter your answer as an interval or list of intervals, for example, (-infinity,3], (5,7). Enter none if no values of k will work.) Please help..

asked by Abi on March 17, 2011
31. ## biochemistry

why does the hydrolysis of peptide bonds work best in the conditions: (Acid) M HCL @ 110-120 C 12-48 hours. Than the conditions: (Base) 2-6 M Naoh @ 100 C ~24 hours?

asked by Krystal on September 13, 2007
32. ## Physics

A truck of mass 7520 kg is traveling along a level road at an initial speed of 32.9 m/s and then slows to a final speed of 17.9 m/s. Find the total work done on the truck.

asked by Tarra on February 19, 2012
33. ## Physics

The work function for potassium and cesium are 2.25 and 2.14 eV, respectively. a) Will the photoelectric effect occur for either of these elements with incident light of wavelength 565 nm? b) With light of wavelength 518 nm ?

asked by Vanda on March 18, 2011
34. ## English

I have a question. I wrote a research paper and used MLA. I referenced from a book three different times in my paper. When I do my work cited page in the end, how do I go about the page numbers?

asked by Casey on May 1, 2010
35. ## English

I have a question. I wrote a research paper and used MLA. I referenced from a book three different times in my paper. When I do my work cited page in the end, how do I go about the page numbers?

asked by Casey on May 1, 2010
36. ## Physics

The voltage across the cell membrance is 0.070 V the cell membrane is 0.10 µm thick what is the work done in joules to move one sodium ion (charge= 1.6 x 10 ^-19 C) from inside the cell to outside the cell?

asked by Nina on March 30, 2013
37. ## Physics

The voltage across the cell membrance is 0.070 V the cell membrane is 0.10 µm thick what is the work done in joules to move one sodium ion (charge= 1.6 x 10 ^-19 C) from inside the cell to outside the cell?

asked by Nina on March 30, 2013
38. ## misc --- GuruBlue

Sorry but I needed to ask something regarding my earlier question. If you read on that site you gave me, it said to mix the coloring with shampoo and then leave it on..so how can you leave dried shampoo on your hair? I mean do you think it'll actually

asked by mysterychicken on February 7, 2009
39. ## physics

A crate of mass 20kg was moved up a rough plane inclined at 60° to the ground. If the crate was moved up a distance of 5m after 10secs, determine the total work done?

asked by poppy👌🤔 on May 6, 2019
40. ## Algebra

I have the answer, but don't know the procedure. The question is: Find the values of C and D if c/(x-2) + D/(x+1) = 6x/(x^2-x-2) The answers are: C= 4, D=2 HERE IS MY WORK: Well, I know that we can add the left side and the denominators become the same.

asked by Sam on January 4, 2008
41. ## Grammar

Proofread sentence and insert punctuation as required. The work up revealed the surface was of no real concern at this time. Answer: No punctuation required - fine as is.

asked by Leslie on May 10, 2011
42. ## calculus

A 29-ft chain with mass density 3 lb/ft is initially coiled on the ground. How much work is performed in lifting the chain so that it is fully extended (and one end touches the ground).

asked by Sara on February 24, 2012
43. ## Economics

could some explain what will happen from a supply/demand side if factory that makes pens and the demand for the pens decline, and there are more people willing to work due to a recession.

asked by Myke on October 18, 2007
44. ## English

Going over my work before I have to submit. I have one doubt before I do it. The sentence is--- If you hurry you will be able to keep your appointment. I say two independent clauses with no comma, but If you hurry sounds like an order ofexpression to set

asked by Karen on November 6, 2014
45. ## Physics

A hallway display of energy is constructed in which several people pull on a rope that lifts a block 1.15 m. The display indicates that 0.95 J of work is done. What is the mass of the block? Walk through would be great

asked by Zdeno on November 2, 2011
46. ## Physics 212

Two copper wires have equal lengths, but the diameter of one is three times that of the other. a) The resistance of the thinner wire is _____ times that of the thicker wire: (Prove your work) 1) 3 2) 1/3 3) 9 4) 1/4

asked by Marcu on January 6, 2014
47. ## Physics

A certain material has a work function 0 (angle sign) = 1.5 eV. a)what is the frequency of a photon that ejects an electron from his material, giving the electron an energy of 1.6 eV? b)what type of EM radiation is this?

asked by Jared on April 20, 2017
48. ## calculus

A conical tank has a diameter of 9ft and is 12 ft deep. If the tank is filled with water of density 62.4 ft/cubic ft, how much work is required to pump the water over the top?

asked by Anonymous on February 15, 2012
49. ## Math

A runner competes in a 6 mile race. The year befoere her speed was 3mph slower and it took her one hour longer. What was her speed this year. Please help me by showing all work, Thank you

asked by Carol on October 29, 2016
50. ## Macroeconomics

Economists who work for the government are often called on to make policy recommendations. Why do you think it is important for the public to be able to differentiate normative statements from positive statements in these recommendations?

asked by sabbycat on April 29, 2008
51. ## PHYSICS~~~

How much work is needed to push a 142- kg packing crate a distance of 2.45 m up an inclined plane that makes an angle of 20 o with the horizontal, when inclined plane is frictionless?

asked by Steve on March 21, 2012
52. ## physics

Zak, helping his mother rearrange the furni- ture in their living room, moves a 59 kg sofa 2 . 6 m with a constant force of 36 N. What is the work done by Zak on the sofa?

asked by Spencer on September 26, 2013
53. ## SCI

1. how do unsaturated fats (and is there a specific type) help reduce LDL exactly? 2. So how do proteins exactly work to lower LDL? 3. what the fat soluble vitamins are and their relationship to fat?

asked by Dawn on April 22, 2008
54. ## Math hw help

Four candidates, Allen (A), Bryant (B), Chula (C) and Ditka (D), are running for president of a club. The club uses a "First/Second/Third" ranking system. After the polls close, votes are tallied and the following results are obtained ranking 3565 1655 478

asked by Jenia on December 7, 2010
55. ## math

John's specialty store uses a perpetual inveentory system. the following are some inventory transaction for the month of may 2009. John's purchased merchandise on account for $5,000. Freight charges of$300 were paid in cash.John's returned some of the

asked by Bobbi Loffredo on March 19, 2011
56. ## physics

A rocket is fired vertically and reaches a speed of 34.3 m/s in half a second. One and a half seconds later the rocket’s speed is 19.6 m/s. Find the acceleration (in m/s2) and initial velocity (in m/s) of the rocket. Complete the equation of motion for

asked by sai on July 31, 2017
57. ## physics

A Modified Atwood's machine (the pulley with two mass system used in class on in the Modified Atwood physlet) has a 10.0 N cart on a frictionless, horizontal track with a 10.0 N hanging weight attached to a string connecting the two weights. A second track

asked by Chuck on November 18, 2009

n insurance company wants to offer a new 5-year, level-term life insurance policy to recent college graduates. The policy will have a face value (the amount paid in case of death) of $50,000. Normally, the company charges different premiums depending on asked by Ali on March 4, 2011 59. ## science what are the three steps in a conclusion in the scientific method? I'm a 9th grader I'm not sure what you are asking. Perhaps a review of the experimental method might be helpful. An independent variable is the potential stimulus or cause, usually directly asked by Brandon on September 26, 2006 60. ## math On T.V. game show, the constestant is aksed to select a dorr and then is rewarded with the prize behind the door selected. If the doors can be selected with equal probability. What is the expected value of the selection if the three dorrs have behind thema asked by Kay Kay on November 13, 2009 61. ## History Select the boxes in the table to show which country the statement applies. Iraq Turkey Syria a.A U.S. led invastion resulted in Saddam Hussein losing power. b.Civil War has challenged Basha al-Asad's regime. c.The election of Tayyip Erdogan has threatnened asked by Jeremy on December 7, 2018 62. ## Chemistry A 0.23 M solution of a weak acid has a pH of 2.89. What is the Ka(acid ionization constant)for this acid? asked by Sarah on November 16, 2010 63. ## Math consider the equations:f(x)=-6x-1 and g(x)=4x^2 Select the solution for (f+g)(x) A) -6x-1+4x^2 B) -24x^3 - 4X^2 C) -24x^2 - 1 D) -6X -1 - 24X^2 I think the answer is A. Please help asked by Maria on November 24, 2013 64. ## Trigonometry (Logarithmic Function) If log_5(9) = 1.365 and log_5(2)=0.431, then what is log_5(24)? How to find the solution for this one? asked by Clint on February 22, 2015 65. ## Chemistry A 0.60 M solution of a weak acid, HA, has a pH of 3.72. What is the percentage ionization of the acid? What is the value of Ka for the acid? asked by Anonymous on April 16, 2014 66. ## Math Find the solution of the equation. 1. 2x=12 answer: x=6 2. 4x=20 answer: x=5 Did I answer these correctly? asked by Tonya on October 31, 2011 67. ## Math An amount at certain rate of s.i become 5 times itself in 3 years.how much times to take to becomes 45 times itself what is the solution asked by Anonymous on November 7, 2017 68. ## College Algebra Give the real solution set for each of the following: 42) log(6)(x^2+11) + log(6)x = 1 + log (6)(x^2+1) asked by Y0gi on November 16, 2010 69. ## General chemistry A solution of LiCl in water is 18.0 wt% LiCl. What is the mole fraction of LiCl? asked by gaby on April 30, 2010 70. ## chemistry calculate the OH- concentration in (a) 1.0M NH3 and (b) a solution that is 1.0M in NH3 and also 1.0M in NH4Cl. (Kb = 1.8 x 10^-5 for NH3) asked by Ana on April 2, 2011 71. ## Chemistry A 0.23 M solution of a weak acid has a pH of 2.89. What is the Ka(acid ionization constant)for this acid? asked by Sarah on November 16, 2010 72. ## Chemistry pH A 0.60 M solution of a weak acid, HA, has a pH of 3.72. What is the percentage ionization of the acid? What is the value of Ka for the acid? asked by Penny on April 17, 2014 73. ## Social Studies You work for President Lula's government. You are most likely to support A) tax cuts for corporations.**** B) privatization of industry C) redirection of oil wealth to provide social services. D) budget cuts to education and health care asked by Anon on January 22, 2017 74. ## written communication Can anyone help me respond to the following: the local bank made a mistake on your printed checks. Additionally, the bank charged you for the checksm even though the order was suppose to be complimentary for customers opening a new account. How can I draft asked by Ms. M on September 12, 2007 75. ## Social studies Which of the following was most likely an effect of the Dust Bowl? A California developed millions of acres of new farmland. B The New Deal provided irrigation for the drought areas. C Oakies started down Route 66 toward possible work. D More of the New asked by Doge on February 23, 2017 76. ## business communication Select a company of your choice in a sector that you would like to work in. Imagine that you have to make a brief presentation on this company to business school students. Develop:-a) A general and specific statement of purpose.b) The key idea.c) Your asked by Akash on October 1, 2012 77. ## HUMAN RESOURCE MANAGEMENT Describe in one or two sentences how you will access job analysis and job description information for your selected position. i am doing it on teachers, elementary school. would it be ok to write about the tasks, knowledge, skills, abilities, intrests, and asked by scooby9132002 on September 18, 2009 78. ## Physics 8B A 280 electric motor is 90% efficient, meaning that 90% of the energy supplied to it ends up as mechanical work. If the motor lifts a 210 weight at 3.5 , how much current does it draw? Express your answer using two significant figures. I= ? Amps asked by HELP on September 18, 2011 79. ## Biomechanics/Physics A 125 pound female is late for her biomechanics final and after arriving dashes up 40 steps each 15cm high in 1.65 seconds to take a seat and start the test. Hint: 1 lb = 4.47N How much work did she perform running up the steps? asked by Frank on May 7, 2016 80. ## Precal A ski patroller pulls a rescue toboggan across a flat snow surface by exerting a force of 45 pounds on a handle that makes an angle of 22° with the horizontal. Find the work done in pulling the toboggan 160 feet. asked by Anonymous on July 16, 2014 81. ## Biology Hello! Which of the following are characteristics of all animals? A.multicellular, haploid cells that divide by mitosis, organisms with organ systems B.multistage zygote development, vertebrates, reproduce sexually C.99 percent invertebrates, heterotrophs, asked by ~ on August 10, 2017 82. ## MBA Q3. Select a company of your choice in a sector that you would like to work in. Imagine that you have to make a brief presentation on this company to business school students. Develop – (a) A general and specific statement of purpose (b) The key idea (c) asked by sadhana on October 12, 2012 83. ## calculus A tank consists of a right circular cylinder at height (h)surmounted by a hemisphere at a radius (r) with an outlet atthe top. The tank is full of water at density ρkg/m3. Find the work required to empty thetank. asked by Peter on March 10, 2012 84. ## business As the new finacial controller of a meduim-sized manufacturing company, you quickly need to assess the company's finanical position. Explain the process you would work through and the documents you would review. also state which of you new colleagues you asked by Antonio on June 3, 2011 85. ## math You are paid$5.75/hr at your part-time job delivering pizzas. You usually earn $1.50/pizza as a tip. Your deductions are FICA (7.65%), federal (11.2%) and state (7.1%) If you work 10 hours and deliver 3 pizzas/hr, what is your gross pay including tips ? asked by Scar on March 10, 2015 86. ## math -[3(2x-1)+x]=2[x-2(5x+4)] this isn't really homework but my teacher said you can pick a partner to study with. So we're giving each other hard questions and I don't understand this, nor do I know where my partner got this question from. any help would be asked by a dog on March 15, 2018 87. ## Physics So tomorrow I have a presentation about the universal law of gravitation and my partner did not work! At all! I'm really upset right now and I'm having trouble with understanding about the orbit of the moon. The slide has to be short and simple and I dont asked by Katherine on March 14, 2018 88. ## Physics Can someone help me to understand how to work out this problem? The pilot of an airplane traveling 240 km/h wants to drop supplies to flood victims isolated on a patch of land 160 m below. The supplies should be dropped how many seconds before the plane is asked by lisa on September 21, 2010 89. ## Art A polular Western myth portrays artists as completely asocial, isolated geniuses whose work is not recognized as important during their lifetimes. Do you think that the nonconformist (or even tragic) artist might fulfill an important role in a paticular asked by Nicole on September 7, 2009 90. ## Physics. PLEASE HELP!! NOTE: 1 MJ = 106J. One of the most powerful cranes in the world, operating in Switzerland, can slowly raise a load of 6000 tonne to a height of 8 m. (1 tonne = 1000 kg) The acceleration of gravity is 9.81 m/s2 . How much work is done by the crane? Answer asked by Ashley on March 26, 2012 91. ## math (correct my work to see if it's right please? Could someone please look over my work and correct it A person made semi-annual deposits of$490 into an account that pays 5.1% a interest compounded bi-weekly, for 6 years. Determine the future value of the investment. N= 6*2= 12 I= 5.1 PV= 0 PMT= -490

asked by Jule on November 25, 2017

Ok I'm entering this contest and like the winner earns 5,000 mercindise and more (it's a long to explain). In the contest we had to work in a team of 3 or more so me and my other 3 friends are working together and like we are deciding if we did win the $asked by Laruen on December 6, 2011 93. ## Physics A snowboarder of mass 87.1 kg (including all of the gear and clothing), starting with a downhill speed of 6.1 m/s, slides down a slope at an angle$\theta$of 36.7° with the horizontal. The coefficient of kinetic friction is 0.106. What is the net work asked by JAY Z on December 2, 2013 94. ## b.c Q3. Select a company of your choice in a sector that you would like to work in. Imagine that you have to make a brief presentation on this company to business school students. Develop – (a) A general and specific statement of purpose (b) The key idea (c) asked by pawan on September 17, 2012 95. ## precalculus Can you check my work? sketch the curve represented by the parametric equations. Then eliminate and write the corresponding rectangular equation whose graph represents the curve. x=2+3cosθ y=2sinθ answer: cosθ=x/5 sinθ=y/2 cos^2θ + sin^2θ=1 asked by Anonymous on December 14, 2016 96. ## health Hello Ms.Sue so i was doing my work and this was my question which of the following is a good choice according to the dietary guidelines 1.diet soft drinks 2.frozen yogurt**** 3.salmon 4.fruit snacks And i got it wrong. My you please answer the correct asked by skyler on October 5, 2018 97. ## history The animating principles of Benedict's rules for monks are the quest for salvation and A. knowledge obtained solely through communion with God. B. the subordination of willfulness. C. extremes of self-mortification. D. the application of personal asked by Jennifer on August 17, 2012 98. ## Chemistry You work for a nuclear company and you want to separate out radioactive carbon from the soil sample. You calculate that you should get out 351.2g of carbon from your reaction but in the lab you only weigh out 311.7g after the procedure is finish. Is there asked by Bashu on February 21, 2012 99. ## math Hi. Please help me with this?: Suppose you start a home business typing technical research papers for college students. You must spend$3500 to replace your computer system. Then you estimate the cost of typing each page will be \$.02. Write a rational

asked by Harry on April 28, 2007
100. ## chem

topic: thermochemistry i'm not really sure how to go about his question. i'm not sure with formula to use. (perhaps Cspht= q/(m x deltaT)?)can you please help me step by step or give me a hint and i'll post my answer, pretty please? "250g of hot coffee at

asked by marie on April 16, 2011