1. Calculus

    a local office supply store has an annual demand for 50,000 cases of photocopier paper per year. it costs $2 per year to store a case of photocopier paper, and it costs $50 to place an order. Find the optimum number of cases of photocopier paper per order

    asked by Melissa on November 4, 2010
  2. Math

    wut iz, 10+10+4=4x x=? do what the equation tells you 1)add 10+10+4 2)since in the other side of the eqaution you have 4x, in order to leave the X alone you must divide by 4 on both sides and you will get______ that is the value of X. 4)in order to make

    asked by Koco123 on January 31, 2007
  3. Calculus

    A piece of wire 24 m long is cut into two pieces. One piece is bent into a square and the other is bent into a circle. (Give your answers correct to two decimal places.) (a) How much wire should be used for the circle in order to maximize the total area?

    asked by Crystal on February 26, 2010
  4. business english

    User: Which of the following is NOT an example of parallel structure? A. "Yoga can help you develop flexibility, reduce stress, and increase relaxation." B. "Learn how to analyze business audiences, improve your style, and edit thoroughly." C. "You are all

    asked by Amanda on May 30, 2012
  5. english

    13. Which of the following sentences contains a comma splice? A. Our friend, who travelled from Tennessee, was quite tired when he arrived. B. We need help with organization, structure, and spelling. **C. The pots clanged to the kitchen floor, the kitten

    asked by help on March 14, 2016
  6. physics

    A space shuttle is launched from rest. It takes 8.00 to reach 155 km/s, and at the end of the first 1.00 km/s its speed is 1550 . What is the average acceleration (in m/s) of the shuttle during the first 8.00 s?

    asked by izzy on July 8, 2011
  7. physics

    A test charge of +3.00 10-6 C experiences a downward electrostatic force of 15 N when placed at a certain point in space. What are the magnitude and direction of the electric field at this point?

    asked by Amy on April 1, 2013
  8. Space Exploration

    Give two reasons why observatories are still being built on Earth instead of launching more space telescopes? I I'm assuming one reason is the cost but can't find another reason .

    asked by Cherie on May 1, 2014
  9. math

    what is the locus of the midpoints of the line segments joining a given external point to all points of a plane? (Locus is set in space aka 3d)

    asked by My Name Is Bob on May 13, 2012
  10. MATH HELP

    14000 ACRES OF LAND 12% IS PATIO 25% LIVING SPACE AND REST IS LAWN SQUARE FOOTAGE FOR EACH PORTION OF LAND USING PERCENTAGES

    asked by Anonymous on January 13, 2008
  11. algebra 2

    Write the inequality in the space provided and graph it on the grid. a.I am not in the second quadrant. b.One point on my border is (-2,-1) It is not one of my solutions c. My border is a horizontal line

    asked by dess on October 7, 2010
  12. math

    A building has 7 storeys. If the interior length is 41 m and the width is 32 m, What is the total floor space in the building including open spaces for stairs, etc?

    asked by Rona on August 3, 2011
  13. Math

    Shelly and Andy are playing a game using a number cube and flips the coin. What are all possible outcomes during one turn? How many outcomes are in the sample space?

    asked by Pat on April 30, 2015
  14. Physics

    A test charge of +3.00 10-6 C experiences a downward electrostatic force of 11 N when placed at a certain point in space. What are the magnitude and direction of the electric field at this point?

    asked by Melissa on March 18, 2013
  15. science

    Suppose you are an astronaut making a spacewalk outside the space shuttle. In your excitement about your walk,you use up all the gas in your reaction jet. How do you get back to the shuttle

    asked by angel on January 24, 2013
  16. Math

    What's the difference between sample space and event in a lottery game (where 50 numbers are drawn and you have to guess/pick six numbers?). Can you give examples of both?

    asked by Kevin on April 19, 2010
  17. Question

    Is this sentence punctuated correctly? After he began the meeting, he said,"I am going home." There needs to be a space between the comma after "said" and the opening quotation marks. Other than that, the sentence is fine. =)

    asked by Merisa on October 17, 2006
  18. Chemistry

    What is the concentration, in g/L, of a solution containing 0.65 mol HNO3 in 150 mL solution? Give your answer rounded to nearest whole number, followed by a space and the units.

    asked by Sonakshi Sinha on June 13, 2012
  19. Math

    If two balls are selected randomly without replacement four a bag containing 4 red and 8 green balls. List the element of the sample space corresponding probabilities.

    asked by Blessing on May 2, 2016
  20. Math

    space for a roll of two number cubes is shown in the table. (1,1)|(1,2)|(1,3)|(1,4)|(1,5),(1,6) (2,1)|(2,2)|(2,3)|(2,4)|(2,5)|(2,6) (3,1)|(3,2)|(3,3)|(3,4)|(3,5)|(3,6) (4,1)|(4,2)|(4,3)|(4,4)|(4,5)|(4,6) (5,1)|(5,2)|(5,3)|(5,4)|(5,5)|(5,6)

    asked by Till a on May 4, 2016
  21. Exploring Space

    this is one questio which I'm stumped on. = y must we be able to travel at the speed of light to explore space. I don't realy know how to explain myself clearly and put that into an answer. I don't get this

    asked by Sara on March 3, 2010
  22. math

    Note: Enter your answer and show all the steps that you use to solve this problem in the space provided. Solve the proportion. 16 50 = x 156 . 25 pls i need help

    asked by bird<: on January 28, 2019
  23. math

    A room has 750 cubic feet of space. If the room is as high as it is long and wide, what is the approximate height of the rooms ceiling?

    asked by Linda on January 18, 2012
  24. space

    What is the value of g for space-shuttle territory , about 200km above the Earth's surface. Data: Earth's mass is 6x10^24kg, and radius is 6380 km

    asked by hov on September 12, 2010
  25. math

    A room has 750 cubic feet of space. If the room is as high as it is long and wide, what is the approximate height of the rooms ceiling?

    asked by Linda on January 18, 2012
  26. Science

    In the space below, write a paragraph describing the work of a chemical engineer. Include a description of the different industries that they work in and the skills they need to be successful Need Help!!!!

    asked by Anonymous on September 22, 2015
  27. english

    how does the structure of the poem affect the meaning of the poem..or contribute to the poem THank u soo much :)

    asked by Sabrina on November 24, 2010
  28. contemporary math

    You are the accountant for Suite Dreams, a retail furniture store. Recently, an order of sofas and chairs was received from the manufacturer with terms of 3/15, n/45. The order amounted to $230,000, and Suite Dreams can borrow money at 13% ordinary

    asked by Trish on June 21, 2013
  29. Algebra (answer check)

    The population of a small town is decreasing at a rate of 6% per year. If the town's population is 12,500 in 2017, what will the population be in 6 years? 8,623 people 8,000 people

    asked by Jass on June 6, 2017
  30. English

    Astronauts are learned, taught to survive in space. I think learned? ?

    asked by Kelly on December 4, 2014
  31. science

    I can travel where there are no molecules, but never through a brick. I can travel through space, but never around a corner. What am I?

    asked by brianna on September 26, 2007
  32. Lang. Arts

    In the sentence, "She is interested in space exploration." Is the verb just "is" or is it "is interested"? Thanks...

    asked by Brandi on February 27, 2014
  33. physical

    Which of the following statements is true concerning physical space in physical education

    asked by Anonymous on November 20, 2013
  34. earth

    When earth is seen from outer space,it looks mainly blue. This is because most of the earth is covered with.

    asked by leslie on March 14, 2015
  35. chemistry

    Mercury(Hg) has a density of 13.5 g/cm cubed. How much space would 50.0 g of mercury occupy?

    asked by John on June 9, 2012
  36. science

    I can travel where are no molecules,but never through a brick.I can travel through space,but never around a corner.What am I?

    asked by Jacob on September 21, 2009
  37. The practice of working with school age children

    The temporal dimension of the environment refers to the way that A.The children, staff, and parents are organized in the program. B. structure of the site is composed. C. nurturing is encouraged in the program. D. time is managed in the program D.

    asked by Amanda on October 29, 2014
  38. Business

    Why is WACC important to an organization? Thank you for using the Jiskha Homework Help Forum. It is difficult to calculate the WACC but it is a solid way to measure the quality of y our investment. What impact does WACC have on capital budgeting and

    asked by Joseph on February 2, 2007
  39. physics

    3. A man lifts various loads with the same lever. The distance of the applied force from the fulcrum is 1.00 m, and the distance from the fulcrum to the load is 0.250 m. What is the mechanical advantage of the lever? What is the ideal mechanical advantage

    asked by Tim on June 8, 2011
  40. physics

    A man lifts various loads with the same lever. The distance of the applied force from the fulcrum is 1.00 m, and the distance from the fulcrum to the load is 0.250 m. What is the mechanical advantage of the lever? What is the ideal mechanical advantage of

    asked by Tim on June 8, 2011
  41. science

    A man lifts various loads with the same lever. The distance of the applied force from the fulcrum is 1.00 m, and the distance from the fulcrum to the load is 0.250 m. What is the mechanical advantage of the lever? What is the ideal mechanical advantage of

    asked by Anonymous on June 8, 2011
  42. Chemistry

    The experimentally measured and generally accepted value for the molar volume of Na is about 23 cm3/mol. Which of the following best explains why the value calculated in Part B is significantly smaller than the measured values? Part B Answer 16.3 cm3/mol

    asked by Morgan on April 8, 2013
  43. Alg 1

    The popultion of Medford High is 800 students & the population of WEstville High is 1240 students. Medfords pop. has been increasing by 30 students per year, while westville has been decreasing by 25 students per year. In how many yearas will the

    asked by Casey on March 9, 2011
  44. Biology

    bio 1003 lab notes baruch Experimental setup 1 contains live, germinating pea seeds. Experimental setup 2 contains germinated then boiled pea seeds. Experimental setup 3 contains dry pea seeds that have not begun to germinate. Experimental setup 4 is a

    asked by Melissa on September 7, 2009
  45. Science

    The Millennium Force is the highest roller coaster in North America. It reached a maximum height to 94.5 m. The total mass of the roller coaster car and its passengers is 1380 kg. The speed of the roller coaster is 41.1 m/s at its lowest point on the

    asked by alisha on June 1, 2017
  46. Math

    Redo problem 13 from section 1.8 of your textbook (page 62), but use the functions in the questions below rather than the functions in your textbook: (a) In order to express the function y = 1311 x − 4, as a composition of two functions the outer of

    asked by Anonymous on June 27, 2014
  47. Math

    Hi, I am doing a practice exam, and I came across this problem and I am have difficultly starting it. A UFO flies horizontally at a constant speed at an altitude of 15 km and passes directly over a tracking telescope on the ground. When the angle of

    asked by Anonymous on March 12, 2010
  48. CENE

    A primary sedimentation tank that has a removal efficiency of 65% and settles out solids from a wastewater that has a SS concentration of 220 mg/L. The wastewater flows into the sedimentation tank at a rate of 2.35 million gallons per day (MGD). How many

    asked by RaShawnya on March 11, 2018
  49. Early childhood

    Which of the following ideas will not help children feel personal ownership in their classroom? 1. Giving the child the right to label works in progress,such as block structures,with their name. 2. Labeling a child's school supplies with their name. 3.

    asked by Hannah on January 15, 2007
  50. english

    Describe the literay elements used in the book Twisted Summer by Willo Davis Roberts? We'll be glad to critique your answer if you post it here. You may get some ideas about the literary elements from the reviews in this site.

    asked by melissa on August 2, 2007
  51. 8th Grade Writing

    Does this Introduction sound fine for an Argument essay? Forests probide many supplies that are essential in our lives. They give us oxygen, wood fiber for paper, herbs for medicine, and timber for building structures. Forest materials are so necessary

    asked by Elizabeth on October 22, 2010
  52. math

    Electrical system are governed by Ohm's law, which states that V = IR, where V=voltate, I=current, and R=resistance. If the current in an electrical system is decreasing at a rate of 9 A/s while the voltage remains constant at 14 V, at what rate is the

    asked by christine on May 2, 2010
  53. Math

    If you rotate a right triangle in a complete circle pivoted around one of the right triangles short sides, the space covered forms which solid shape? A)cylinder B)triangular prism C)pyramid D)cone

    asked by HELPP!!! on April 15, 2012
  54. business

    which of the following is not a technique for emphasizing material in a résumé? A-presenting it in vertical lists B-including it as part of lengthy paragraph C- offsetting it with white space D- positioning it at the top of a page the answer is B

    asked by Anonymous on February 21, 2012
  55. mastering quantum mechanics

    PART B (10 points possible) Consider the operator S on an n-dimensional complex vector space so that S(z1,z2,…,zn)=(0,z1,z2,…zn−1). Assume the inner product is the standard one: ⟨(x1,…,xn),(y1,…,yn)⟩=x∗1y1+…+x∗nyn. Calculate

    asked by JuanPro on April 6, 2015
  56. science

    In deep space (no gravity) , the bolt (arrow) of a crossbow accelerates at 120 m/s^2 (square) and attains a speed of 124 m/s when it leaves the bow. For how long is it accelerated? Answer in units of s.

    asked by Anonymous on February 17, 2008
  57. Starting a day care center

    How do you come up with the starting cost, plus a budget for a new Day Care Center. How do you come up with a estimate of the monthyly expense for one year. Including the lease of office space supplies and other expenses if you have not open up the doors

    asked by Cynthia on August 5, 2010
  58. calc 2

    The height (in feet) attained by a rocket t seconds into flight is giving by the function h(t)= -1/3t^3 + 16t^2 + 33t + 10 When is the rocket rising? When is the rocket decreasing? when does it reach its maximum height above the ground? what is the maximum

    asked by chris on November 30, 2011
  59. calculus

    The height (in feet) attained by a rocket t seconds into flight is giving by the function h(t)= -1/3t^3 + 16t^2 + 33t + 10 When is the rocket rising? When is the rocket decreasing? when does it reach its maximum height above the ground? what is the maximum

    asked by chris on November 30, 2011
  60. Chemistry(Please check)

    The units of a rate constant for zero, first, and second order reactions are given in the textbook. If the time units are minutes, what would you expect the units to be for a third order reaction? 1) 1/min^3 2) mol^2/L^2-min 3) L/mol-min^2 4) L^2/mol^2-min

    asked by Hannah on February 19, 2012
  61. Math statistisc

    I have a 6 sided dice with numbers 1 to 6 written on faces. What number(s) would have to show up if you rolled the die five times in order to have the smallest possible standard deviation? What number(s) would have to show up if you rolled the die 5 times

    asked by Bonnie on March 5, 2013
  62. Math statistisc

    I have a 6 sided dice with numbers 1 to 6 written on faces. What number(s) would have to show up if you rolled the die five times in order to have the smallest possible standard deviation? What number(s) would have to show up if you rolled the die 5 times

    asked by Bonnie on March 5, 2013
  63. Math statistisc

    I have a 6 sided dice with numbers 1 to 6 written on faces. What number(s) would have to show up if you rolled the die five times in order to have the smallest possible standard deviation? What number(s) would have to show up if you rolled the die 5 times

    asked by Bonnie on March 5, 2013
  64. chemistry

    Consider the compound NOCl. In the lewis dot structure, which element should be the central atom? Choose from following. N,O,Cl,both N or O could be in middle, both N or Cl could be in the middle,both O or Cl could be in middle,or all the elements could be

    asked by Anonyms on June 1, 2013
  65. Organic chemistry

    compound with a molecular formula C8H16O has the following H-nmr spectrum: 3H triplet at 0.90, 1.0 to 1.6 8H multiplet, 2.05 3H singlet, 2.25 2H triplet. What is the structure of this compound? I think it is 2-octanone but not sure

    asked by jeff on June 20, 2009
  66. AP Chem

    A valid Lewis structure of __________ cannot be drawn without violating the octet rule. Answer: BeH2 Why would BeH2 break the octet?

    asked by Anon on January 13, 2013
  67. Ferdinand Marcos University

    What are the condensed structure of each of the following: a.)2-pentene b.)1chloro 3 metyl 2 -pentene c.)3 methyl 1 butyne d.)2,3dimethyl pentane e.)2 ethyl 1 methyl hexane

    asked by Dangadang on January 11, 2011
  68. Chemistry

    Predict the order of increasing vapor pressure (at a given temperature) for the following compounds: FCH2CH2F and FCH2CH2OH and HOCH2CH2OH. Explain your decision briefly. ANSWER: I suppose the order is FCH2CH2F and FCH2CH2OH and HOCH2CH2OH (increasing from

    asked by Master Le on June 11, 2007
  69. computer science(Algorithm)

    An m X n YOUNG TABLEAU is an m X n matrix such that the entries of each row are in sorted order from left to right and the entries of each column are in sorted order from top to bottom. Some of the entries of YOUNG TABLEAU maybe ¡Þ, which we treat as

    asked by Traxx on October 21, 2010
  70. Thermodynamics/ Energy

    Determine the effects of compression ratio on the net work output and the thermal efficiency of the Otto cycle for a maximum cycle temperature of 2000 K. Take the working fluid to be air that is at 100 kPa and 300 K at the beginning of the compression

    asked by Theo on December 8, 2016
  71. Science

    1. Which of the following is the correct definition of minerals? A) A naturally occurring, inorganic solid that has a crystal shape and definite chemical composition. B) A naturally occurring, inorganic solid that forms through crystallization of melted

    asked by Tim on May 2, 2016
  72. Chemistry

    1) The order of the boiling points for the hydrogen halides, except for HF, is HI > HBr > HCl. The reason for this order can be attributed to a) the relative covalent bond strengths. b) differences in hydrogen bonding. c) differences in dipole-dipole

    asked by Hannah on January 29, 2012
  73. Quantitative Methods

    The reorder point [see equation 14.6] is defined as the lead-time demand for an item. In cases of long lead times, the lead tie demand and thus the reorder point may exceed the economic order quantity Q*. In such cases, the inventory position will not

    asked by Anonymous on March 11, 2013
  74. american history

    Which of the following describes the ideas of W.E.B. Du Bois on civil rights? A. Equal rights were not a privilege that needed to be earned and society as a whole should carry the burden of achieving equality. B. African Americans should focus their energy

    asked by fast help needed on April 21, 2016
  75. biology

    Will someone please check my answers? 1. Which process results in an individual inheriting the incorrect number of chromosomes? a.)mutation b.)nondisjunction

    asked by Angela on February 8, 2013
  76. calculus

    A bright light on the ground illuminates a wall 12 meters away. A man walks from the light straight toward the building at a speed of 1.1 m/s. The man is 2 meters tall. When the man is 4 meters from the building, how fast is the length of his shadow on the

    asked by kiera bryant on October 17, 2014
  77. Calculus

    1.At noon of a certain day,ship A is ^0 km due north of ship B. If A sails east at 12 km/hr and B sails north 9 km/hr,determine how rapidly the distance between them is changing 2 hrs later. Is it increasing or decreasing? 2.At a given instant the legs of

    asked by 123 on August 31, 2014
  78. Math

    Arrange these in order from least to greatest: arctan(-sqrt3), arctan 0, arctan(1/2) So far I got the first two values, arctan(-sqrt3), and that's 150 degrees. Arctan 0 would be zero degrees. I'll use just one answer for now, but I know there's more than

    asked by Anonymous on August 13, 2009
  79. biology

    Which has more redox energy Lysine or Tryptophan? I was thinking Lysine because it has a long chain C-H and C-C bonds but trypyophan has a cyclic structure that also have lots of C-C and C-H bonds. Please help!

    asked by Kay on June 25, 2011
  80. health

    which is a main factor that accounts for changes in the american family structure 1.casual friends 2.close friends 3.opposite sex friends 4.personal friends

    asked by bob on December 11, 2017
  81. Chemistry

    The Bohr model stops representing correct atomic structure when? Why? What does this mean for remaining atoms? How does Bohr's model relates to the periodic table?

    asked by Katie on October 19, 2010
  82. technology

    Describe a hypothetical scenario in which you would write a proposal. How would this differ from a situation in which a standard report would be more appropriate? How do these two report types differ in purpose and structure?

    asked by Anonymous on September 22, 2008
  83. Organic Chemistry

    Use the data below from an electron impact mass spectrum of a pure compound to deduce its structure. Mass Spectrum M/z Relative intensity 66 32 64 100 49 26 29 72 28 83 27 60

    asked by Anonymous on December 5, 2012
  84. biology

    Draw a picture of the structure of a water molecule that includes all of the following: hydrogen, oxygen, partial positive charge(s), partial negative charge(s)

    asked by anonymous on November 20, 2013
  85. Organic Chemistry

    What is the structure of the magnesium salt that is created as a byproduct of the Grignard reaction: bromobenzene + mg = phenylmagnesium bromide phenylmagnesium bromide + benzophenone = triphenylmethanol

    asked by Vik on November 16, 2009
  86. English

    I'm writing a personal essay for an internship. Is everything in this essay clarified? Where can I expand? I don't know about you but I like living. And in order for me (and those who proceed me) to live a nice, long and happy life, we have to do something

    asked by Tierra on March 11, 2014
  87. physics

    The Eiffel Tower is a steel structure whose height increases by 19.7 cm when the temperature changes from -9 to +40 oC. What is the approximate height (in meters) at the lower temperature?

    asked by Micah on February 14, 2017
  88. Chemistry

    Draw the lewis dot structure showing what happens during the reaction Lithium and Chlorine produce Lithium Chloride. how do you draw this, please help .

    asked by Tina on February 13, 2011
  89. Chemistry

    The network parameter of molybdenum 0.314 Valley nm and its density to 20° C 10.22 Valley g/cm3. Determine the crystalline structure of the molybdenum

    asked by Elizabeth on March 28, 2016
  90. finance

    What makes up a company's capital structure? Explain the purpose of determining the weighted average cost of capital for a company.

    asked by lisa on March 16, 2011
  91. Chemistry- DrBob222

    Can you please write the isomer name though? I will draw it from that. Write an isomer of structure for a), b) and c) and name them. a) 3,3-dimethylpentane b)3-methyl-4-ethyl-1-hexyne c)3,3,4-trimethyl-1-pentene

    asked by michelle on November 13, 2013
  92. highschool bio

    Cells are specialized in structure to match their function. Compare cell specialization in gametes with other examples of cell specialization.

    asked by joe on February 22, 2012
  93. Please help! Exam Monday! Anatomy & Physiology

    From the left ventricle, blood flows most directly into which structure? A. aorta B. vena cava C. right ventricle D. left atrium

    asked by Linda on May 16, 2013
  94. English

    In Hermann Hesse's Siddhartha, describe the sentence structure--simple, compound, complex, compound-complex or a mix

    asked by Kay on July 29, 2011
  95. Foreign languages

    Can't you have the structure "have someone do something" in American English? Thank you very much, Writeacher. I had her get a piece of chalk.Active She was asked (requested??) to get a piece of chalk. Passive (??)

    asked by Mike on June 19, 2012
  96. English

    Hello. I wanted to ask if it is possible to use the progressive form of "expect" in the following structure: "he is expecting his brother to arrive before Friday" or is it "he expects his brother to arrive"? Thank you very much for your help.

    asked by Ilma on May 13, 2011
  97. physics

    The Eiffel Tower is a steel structure whose height increases by 19.0 cm when the temperature changes from -9 to +41 oC. What is the approximate height (in meters) at the lower temperature?

    asked by victor on August 16, 2015
  98. physics

    The Eiffel Tower is a steel structure whose height increases by 19.5 cm when the temperature changes from -9 to +41 oC. What is the approximate height (in meters) at the lower temperature?

    asked by cammy on July 30, 2013
  99. geometry

    Xenia is ordering a cake for her friend’s wedding. She knows that there will be 110 guests at the wedding, and she is trying to decide how large a cake to order. She has been told that each guest should get a piece of cake that is 4 inches by 4 inches.

    asked by jay on May 30, 2013
  100. geometry

    Xenia is ordering a cake for her friend’s wedding. She knows that there will be 110 guests at the wedding, and she is trying to decide how large a cake to order. She has been told that each guest should get a piece of cake that is 4 inches by 4 inches.

    asked by shanice on June 29, 2012