1. trigonometry

    a restaurant uses a cable for the servers to slide orders down to the kitchen. the end where the servers place the order is 5 feet high. the end where the kitchen receives the order is 1 foot high. the angle of elevation from the kitchen to the servers

    asked by ceci on April 3, 2012
  2. Accounting

    Assuming in ur business, d cost per oder for ur product is 4000 naira and it carry cost is 400 per unit per annum ur business has a demand for 20000 unit per year,1)Calculate d order size 2)total order required during a year 3)total carried cost and total

    asked by kunfayakun on January 16, 2018
  3. science

    A researcher wants to develop a new pharmaceutical compound to treat pain. Which of the following strategies will likely be the most effective process? A. Test extracts from newly discovered plants for pain-killing substances. B. Read anthropological

    asked by Jewels on February 5, 2016
  4. Physics

    Given that electricity is priced at constant 13.5 pence per kWh and central heating oil (kerosine) varies in price between 39 pence and 137 pence per litre. What price does kerosine need to be to make heating domestic hot water cheaper using an immersion

    asked by Mike on December 20, 2010
  5. physics

    At a certain location, the solar power per unit area reaching Earth's surface is 200 W/m^2, averaged over a 24-hour day.If the average power requirement in your home is 2.8 kW and you can convert solar power to electric power with 8.0 % efficiency, how

    asked by Christy on April 4, 2012
  6. physics

    At a certain location, the solar power per unit area reaching Earth's surface is 200 W/m^2, averaged over a 24-hour day.If the average power requirement in your home is 2.8 kW and you can convert solar power to electric power with 8.0 % efficiency, how

    asked by christy on April 3, 2012
  7. Fitness Topics

    When you massage an exercised muscle, you help to A. increase the efficiency for the removal of wastes. B. decrease the amount of oxygen moving to the muscle. C. decrease the amount of blood moving to the muscle. D. increase its lifting capacity. im going

    asked by Jose on March 13, 2014
  8. English 9

    I have a question about the short story "Son" by John Updike. Is "Son told in a.order from the contemporary father and his memories and reflections b.reverse chronological order, from past to present c.fragments that are set in different time periods and

    asked by Rachel B. on March 13, 2011
  9. accounting

    2. Final Project: Business Plan Resources: Appendix A Due Date: Sunday Day 7 [Individual] forum Write a 700- to 1,050-word paper, using APA guidelines, based on the scenario below. You want to start your own business. You found an investment group that is

    asked by beeches on September 23, 2009
  10. Math

    Driving down a mounain Jim finds that he has descended 1800FT in elevation by the time he is 3.25 mi horizontally away from the top of the mountain find the slope of his decent to the nearest hundreth. I am sorry that you did not get a response to your

    asked by David on February 14, 2007
  11. physics

    Why do the passengers in high-altitude jet planes feel the sensation of weight while passengers in the International Space Station do not?

    asked by Peg on May 19, 2014
  12. english

    rewrite each sentence to improve emphasis, using guidelines in parentheses the flights of man into space are truly astonishing (inverted sentence)

    asked by Doctor Who on April 4, 2012
  13. Physics

    Calculate a space shuttle territory 250 km above Earth's surface. Earth's mass is 6.0 * 10^24kg and its radius is 6.38 * 10^6 m (6380km)

    asked by Darren on October 18, 2012
  14. ivcc

    What is the magnitude of the apparent weight of a 76 astronaut 3200 from the center of the Earth's Moon in a space vehicle accelerating toward the Moon at 3.6 ?

    asked by Chris on September 29, 2011
  15. Physics 103

    So I have a question about magnetism. A charged particle moves through a region of space and experiences no magnetic force. Does that mean that the magnetic field is zero?

    asked by Kate on March 3, 2010
  16. Geometry

    If I have a tv cabinet that is 72inches long and 60 inches high how large a tv could I put in the space (leave 2 inches on all sides for the edging of the tv)

    asked by Faye on September 13, 2017
  17. algebra**

    Consider the sample space S = {1, 2, 3, . . ., 10}. Let A = all odd numbers in S. Let B = all multiples of 5 in S. Compute P(B | A). Enter your answer as a fraction using the "/" and do not include spaces in your answer.

    asked by Anonymous on July 24, 2012
  18. chemistry

    which quantum number, or quantum numbers, can be connected with the direction a particular orbital position points in space, regarding wave mechanics?

    asked by Shivani on May 26, 2008
  19. Math

    You have a rectangular yard that has perimeter of 72 meters. The current area is between 300 and 350. What are the dimensions of your current fenced in space

    asked by Monica on March 9, 2015
  20. physics

    The gravitatioinal force between two metal sphere in outer space is 2000 N. How large would the force be if the two spheres were four times farter apart?

    asked by Linda on April 25, 2010
  21. college physics

    A space shuttle is in a circular orbit at a height of 250km, where the acceleration of Earth’s gravity is 93% of its surface value. What is the period of its orbit?

    asked by Adam on May 14, 2010
  22. college physics

    Why do the passengers in high- altitude jet planes feel the sensation of weight while passengers in the International Space Station do not?

    asked by bbragg on October 20, 2013
  23. Integrated Math 1 (help please??:( )

    Consider the sample space S = {1, 2, 3, . . ., 10}. Let A = all odd numbers in S. Let B = all multiples of 3 in S. Compute P(B | A). Enter your answer as a fraction using the "/" and do not include spaces in your answer.

    asked by Tifini on July 24, 2012
  24. english

    Rewrite the sentence to improve emphasis, using the guidelines in parenthesis. The flights of man into space are truly astonishing (inverted sentence)

    asked by Doctor Who on April 4, 2012
  25. math

    a man is building a studio that has a circular base. the interior of studio has a diameter of 40 feet. what is the area of the floor space?

    asked by michelle on October 26, 2008
  26. physics

    An astronaut in his space suit has a total mass of 275 kg. His weight on the asteroid Erewhon is 0.3 N. What is the acceleration of gravity on Erewhon?

    asked by Bob on January 20, 2012
  27. science

    The moon spins,or_____ ,in space. The words to use for this is revolves ...rotates...orbit lunar eclipse...or solar eclipse

    asked by erika on April 28, 2009
  28. Physics 102

    Why do the passengers in high-altitude jet planes feel the sensation of weight while passengers in the International Space Station do not?

    asked by Miss Angie on September 25, 2013
  29. Integrated math 1

    Consider the sample space S = {1, 2, 3, . . ., 10}. Let A = all odd numbers in S. Let B = all multiples of 3 in S. Compute P(B | A). Enter your answer as a fraction using the "/" and do not include spaces in your answer.

    asked by Dee on September 8, 2015
  30. physics

    during space flight, astronauts often refer to forces as multiples of the force of gravity on earth's surface. what does a force of 5g mean to an astronaut?

    asked by kendra on January 16, 2010
  31. math

    Emory is mounting 3 shelves of 12 3/4 in apart on a wall. If each board is 3/4 in. thick, what is the total vertical space occupied by the set of shelves?

    asked by lori on March 5, 2012
  32. PHYSICS

    How much work is done by the Moon's gravitational field as a 1005 kg meteor comes in from outer space and impacts on the Moon's surface? PLEASEEEEEEEEEE

    asked by Rachel on March 11, 2011
  33. accounting

    Assuming in your business, the cost per other for your product is 4000 naira and it carry cost is 400 per unit per annum your business has a demand for 20000 unit per year,1)Calculate the order size 2)total order required during a year 3)total carried cost

    asked by kunfayakun on January 16, 2018
  34. Precalc

    A restaurant uses a cable for the servers to slide orders down to the kitchen. The end where the servers place the order is 5 feet high. The end where the kitchen receives the order is 1 foot high. The angle of elevation from the kitchen to the servers

    asked by ceci on April 4, 2012
  35. English

    I am having a hard time understanding passive voice? Could someone please help? Which sentence below is passive voice? 1. She served the customer the food. 2. The food was served to the customer. 3. The customer asked to change the order. 4. The server too

    asked by Help asap on March 1, 2012
  36. chemistry

    From this information- a + c_2_ ---> ac + c Slow ac + a ---> a_2_c Fast 2a + c_2_ ---> a_2_c + c Overall -you know that it is 1st order in a, 1st in c2, and 2nd overall. how? what about a reaction being fast or slow tells you if it's in first or second

    asked by Audrey on December 12, 2010
  37. Math Please Help

    Show that the central cell of a normal magic square of the third order must be occupied by 5. Show that in a normal magic square of the third order 1 can never occur in a corner cell.

    asked by Barb on February 28, 2013
  38. Composition

    Revise the following paragraph, improving it without changing its overall meaning. Pay particular attention to sentence structure. Ever been assigned to work on a group project for class! Many students dread group projects: because one student typically

    asked by Jules on February 22, 2013
  39. English

    Revise the following paragraph, improving it without changing its overall meaning. Pay particular attention to sentence structure. Ever been assigned to work on a group project for class! Many students dread group projects: because one student typically

    asked by Christelle on February 22, 2013
  40. English

    Hello. Please help me. 1)Is "any" a must in such structures as "he doesn't have any friends" or is it possible to say "he doesn't have friends"? 2)Does "defend" have the same meaning as "protect" in the context "he was accused of protecting the ousted

    asked by Ilma on May 15, 2011
  41. early childhood

    neurolinguists is best defined as 1 .the study of langage complexity 2.a branch of speech theory 3. the study of linguists and brain structure and function 4. the study of language acquisition . Is 3 correct

    asked by reema on June 5, 2012
  42. English

    Which of the following best defines parallelism? A. the use of symbols and figures of speech B. the repetition of a grammatical structure or arrangement of words C. the use of words or phrases with emotional associations D. the expression of the same idea

    asked by Noemi on March 31, 2016
  43. Solar Energy

    Family Cartman has a small house in the country side which is not connected to the grid. The place enjoys 4 equivalent sun hours. Therefore, Mr Cartman has decided to install an off-grid PV system in the house to supply the required electicity in the

    asked by Anonymous on November 14, 2013
  44. calculus

    Please help me solve. I think increase = concave up and decrease = concave down? On the graph y = x^5-15x^3+10 for x what intervals is the function increasing, decreasing, concave up and concave down. Plot the critical points, plot and label the inflection

    asked by andy on July 21, 2012
  45. math

    please help!!I've been staring at this forever!! 1. Every year, Annie makes a graph showing the amount in her bank account over time. Sketch a graph showing the amount in her bank account over time from the description given. Draw a separate graph for each

    asked by iesha on December 20, 2017
  46. math

    elow is a function the represents the sales for tickets to battle of the Bands Phoenix Music Festival. Student council needs students to buy ticket early in order to book a venue. In order to do this they made a piece scale as follows, where x is the days

    asked by dai Help Help! on March 10, 2016
  47. calculus

    Please help!! *f(x)= x(x+6)^1/2 find two x intercepts. Then show that f'(x)=0 at some point between the 2 x intercepts. *Use mean value theorem for f(x)= x(x^2-3x+1) for interval [1,4] I FOUND DERIAVITIVE WHICH IS 3X^2-6X+1.THEN? *find all critical numbers

    asked by thomas on April 8, 2013
  48. Motion Problems

    A satellite which travels around the earth has a power supply that provides power according to the formula: P =(17200)/(t + 100) where t is the number of days the satellite is aloft. Find the rate at which power is decreasing after 380 days. rate in

    asked by Brownie on January 29, 2013
  49. math

    What are the steps of the order of operations? Why is it important that you follow the steps rather than solve the problem from left to right? Write an expression for your classmates to simplify using at least three of the operations from the order of

    asked by Sammyg on May 2, 2011
  50. Statistics

    A Youth Correction Center completed a study to explore the proportion of delinquent behaviour, according to birth order, among two groups of teenagers (males and females, age 12-17). The data are given in the table below. Determine whether there is a

    asked by Jess on June 15, 2013
  51. math

    A 300 kVA transformer has a primary winding resistance of 0.4 Ω and a secondary winding resistance of 0.0015 Ω. The iron loss is 2 kW and the primary and secondary voltages are 4 kV and 200 V respectively. If the power factor of the load is 0.78,

    asked by Anonymous on May 18, 2013
  52. Physics

    A hydraulic press has an input cylinder 4.0cm in diameter and an output cylinder 16cm in diameter. (a) Assuming 100 percent efficiency, find the force exerted by the output piston when a force of 170N is applied to the input piston.

    asked by Anonymous on May 28, 2016
  53. Social Studies

    Although southern Mesopotamia is a hot, desert region, why was it able to become the cradle of civilization? Select all that apply. A. Nomads developed aggressive herding techniques. B. Flooding of the Tigris and Euphrates Rivers brought good soil. C.

    asked by Bri on September 18, 2018
  54. English

    Here are the linguistic objectives which I'm going to vary as English should be the lingua franca. Is it correct to mention the objectives using the gerund??? They didn’t consider the pupils’ point of view. What do you think? 1) Linguistic objectives :

    asked by Henry2 on February 8, 2012
  55. stats

    Hello, I need help determining what x and y are in this question.inoder to answer this question:What is the correlation between the rankings of the two psychiatrists? A psychologist has constructed a paper and pencil test purported to measure depression.

    asked by Lou on April 1, 2009
  56. Stats

    Hello, I need help determining what x and y are in this question.inoder to answer this question:What is the correlation between the rankings of the two psychiatrists? A psychologist has constructed a paper and pencil test purported to measure depression.

    asked by Lou on April 1, 2009
  57. stats

    Anita's a fast food chain specializing in hotdogs and garlic fries, keeps track of the proportion of its customers who decide to eat in the restaurant so it can make decisions reguarding possible construction of the in-store play areas.the attendance of

    asked by Riley on October 1, 2016
  58. calculus

    I have spilled 200cm^3 of vegetable oil on my kitchen floor. The resulting oil slick can be modeled as a cylinder with a very small height; the height is decreasing at a rate of 1/1000πcm/sec and the radius is currently 50cm. How quickly is the radius of

    asked by lisa on March 17, 2013
  59. Chemistry

    Calcium fluoride is the well-known mineral fluorite. It is known that each unit cell contains four Ca2+ ions and eight F- ions and that the Ca2+ are arranged in a face-centered cubic lattice. The F- ions fill all the tetrahedral holes. The edge of the CaF2

    asked by Jay on April 18, 2011
  60. chemistry

    three compounds A,B and C all have the formula C5H8. All three compounds will decolorize bromine in CCl4. Compound A reacts with NaNH2. Compounds A and B both yield pentane when they are treated with excess H2 with the pt catalyst. Under the same

    asked by alli on June 7, 2011
  61. English

    Hello! I am writing observation jornals and have problems with defining of 2 global aims. 1.young learners of EFL have learned yesterday one word in their English class.How can I define the global aim? I need to start with "By the end of the lesson,

    asked by cary on June 15, 2009
  62. Calculus

    Let F(x)=int from 0 to x of (t-3)/(t^2+7) dt for -infinity

    asked by Kate on January 25, 2012
  63. stemplot one more question

    No, I don't think you should round the data. The stems should probably be the numbers 13,14,15,...,19 Line them up like this with the leafs to the right S L 13 |9 14 |8,9 15 |2,8 . . . You can finish it. Starting the stems with 1 would accomplish nothing

    asked by Anonymous on August 31, 2006
  64. Science

    What kind of Information can a Compound microscope provide? Much more information than I can type for the next three months. Blood cells, animal parts, leaf structures, snow flakes, and you get the idea. I was sick about two weeks when I was a child and we

    asked by marco on September 10, 2006
  65. Math

    A satellite which travels around the earth has a power supply that provides power according to the formula: P = 17200/t + 100 where t is the number of days the satellite is aloft. Find the rate at which power is decreasing after 380 days. rate in watts/day

    asked by Brownie on January 29, 2013
  66. statistics

    Assume that you own a small factory. A critical piece of machinery in your factory will need to be replacedin 180 days. If the machinery does not show up on time, you will need to shut down until it arrives. This might cause you to permanately lose

    asked by Bri on March 30, 2011
  67. physics

    why does an ideal fluid move faster through a pipe with decreasing diameter? a. the pressure within the fluid increases b. the pressure within the fluid decreases c. the pipe exerts more pressure on the fluid d. the fluid moves downhill C? the pressure in

    asked by y912f to bobpursley on February 18, 2009
  68. Physics

    a 975 N object is pulled at a constant velocity up an incline with a force of 327 n parallel to the incline as shown in the diagram. Assume that the difference between the work output and the work input is the work required to overcome friction. a) what is

    asked by Jeremy on April 12, 2011
  69. physics

    A 975 N object is pulled at a constant velocity up an incline with a force of 327 n parallel to the incline as shown in the diagram. Assume that the difference between the work output and the work input is the work required to overcome friction. a) what is

    asked by Jeremy on April 12, 2011
  70. i need help completing this MATH question!

    ORDER OF OPERATIONS step 1. first do operations that accur within_____________. step 2. then evaluate_________. step 3. then do_________and_______from left to right. step 4. finally, do______and_______from left to right. here are your choices in

    asked by alejandra on September 29, 2006
  71. Physics

    The average wind speed at a height of 80m over the North Sea is estimated to be about 9 m/s. Norway plans to build a 10-MW wind turbine in the North Sea, which will have blades of diameter 145m producing an average of 3 MW of power. Calculate the

    asked by Laurie on August 25, 2018
  72. Honors Biology

    For my class, we have to create a poster comparing the structure of an animal cell to something in real life. Our teacher told us we're not allowed to use a factory, aquarium, or a car as our example. I thought of a school, but I want other ideas to work

    asked by Emily on October 1, 2008
  73. Biochemistry

    My professor was saying something about cycling, how it compacts the structure, and how it relates to solubility somehow. He used the example of cyclohexane vs. hexane, but I didn't catch what he said. And then he mentioned proline, which is a cyclic amino

    asked by John on September 26, 2010
  74. chemistry

    Draw a line-bond structure for propene,CH3CH=CH2; indicate the hybridization of eachcarbon, and predict the value of each bond angle. Can someone explain the steps, im lost with how our teacher explained, about sp2 and sp3, ect. help?

    asked by jessica on January 11, 2011
  75. Chemistry

    Suppose MgSe(a=545 pm) and SrSe (a=623 pm) both crystallize with a NaCl (rock salt) structure. Calculate the ionic radius of Sr2+ (Hint:Assume that the Se2- ions actually touch in MgSe.)

    asked by Lindsey on February 10, 2012
  76. Chemistry

    Would heating a tertiary alcohol change its structure and reaction with hydrochloric acid and potassium permanganate (KMnO4)? Tertiary alcohols resist oxidation, but can be oxidised by reagents such as 2,3-dichloro-5,6-dicyano-1,4-benzoquinone.

    asked by Laura on October 9, 2006
  77. Government

    With regard to public opinion,the Supreme Court: A.ignores it completely in order to make decisions that are based on enduring values rather than the public's passing whims. B.remains uninformed about it because justices stay on the bench for life and

    asked by Calvin on December 29, 2011
  78. Philosophy Question: Definitions

    Hi everyone, Can someone with a knowledge of philosophy please help me define these terms? Speculative Philosophy First Order Discipline Second Order Discipline Thanks! - Lee Sites on Speculative Philosophy" http://www.ditext.com/broad/csp.html#sp

    asked by Lee on November 1, 2006
  79. 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
  80. 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
  81. 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
  82. 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
  83. 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
  84. 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
  85. 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
  86. 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
  87. 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 19, 2012
  88. 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 19, 2012
  89. 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
  90. 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
  91. 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
  92. 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
  93. 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 14, 2012
  94. 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 4, 2010
  95. 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
  96. 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
  97. 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 May 1, 2015
  98. 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
  99. 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
  100. Algebra 2

    I am trying to factor a 4th degree polynomial that does not have any rational roots. I need to somehow get it factored into two quadratics. Anyone know of a method to use. 3x^4 - 8x^3 - 5x^2 + 16x - 5 Two of the irrational roots are 1.135.. and 0.382.. but

    asked by Brenda on March 9, 2007