Questions Asked on
February 10, 2015

  1. algebera

    1) Identify the solid form by the given net. :Triangular Prism :Triangular Pyramid*** :Cone :Triangle 2) Name the solid according to it's description: The figure has two bases that are parallel congruent circles. :Cylinder*** :Rectangular Prism :Sphere

    asked by 3-D Figure and Nets
  2. Art

    Which exhibit would be the least likely choice for a museum s specializing in European Art? A. Renaissance Art. B. Medieval Art. C. Temple Art. D. Baroque Art. Is the answer A? Thank you.

    asked by Callie
  3. EdTech

    1) what is an example of bias in media A. A website that presents a controversial opinion as though it were fact. B. A television news program that presents both sides of a particular issue**** C. A podcast expressing an authors opinion D. A blog about the

    asked by Hukuna Matata
  4. Social Studies

    what is the exact location of southwest asia a.west of china and east of the united states b.across the Atlantic Ocean c.near Europe and Africa d.between the Mediterranean and the Arabia Seas

    asked by Please Help
  5. Art

    A sculptor creates a bust of a famous politician out of marble and places it in the outdoor courtyard of the Capitol building. Why did he choose marble A-he wants to honor the politician by using an expensive material B-marble is cheap and easy to find

    asked by Lauren
  6. Algebra 1

    A sports team is building a new stadium on a rectangular lot of land. If the lot measures 6x by 10 x and the sports field will be 1x by 4x, how much land will be left over>? My answer is 56x^2

    asked by Steve
  7. Language Arts

    In the first line from "O captain! My Captain!" what does "our fearful trip"refer to? A. The Civil War. B. The battles at Antietam Creek. C. The presidency. D. Lincoln's life. Is the answer A? Thank you

    asked by Callie
  8. Health

    A person who hasn't smoked in two hours and is irritable is showing symptoms of.... A. Respiration B. Hunger C. Withdrawal D. Addiction You are supposed to pick two, and I think it is B and C. Please correct me if I am wrong. Thank you!

    asked by Tia
  9. Computers

    1. Which of the following study tools would work well for studying Vocabulary? A. making an outline B. summarizing the textbook C. flash cards*** D. comparing notes to the test 2. Which of the following is helpful when studying for a test? A. hanging out

    asked by Shimme
  10. science

    what type of eclipse would you expect to see if the moon passes directly between earth and the sun

    asked by kamy
  11. english

    Which is the best paraphrase of these lines from "New World"? Eagles/ hie and/ hover/above/the plain/ (1 point) A.eagles hurry and hang above the flat land. B.eagles hang in midair and wave their wings. C.eagles race and rush in a ugly way. D.eagles soar

    asked by hailey
  12. Language Arts

    In "January," what does the speaker mean by the image in the following lines? The sun a spark Hung thin between The dark and dark. Is the answer A?

    asked by Angela
  13. math

    Your parents are buying a house for $187,500. They have a good credit rating, are making a 20% down payment, and expect to pay $1,575/month. The interest rate for the mortgage is 4.65%. What must their realized income be before each month and how much

    asked by toby
  14. Physics

    A coin rests on a record 0.15 m from its center. The record turns on a turntable that rotates at variable speed. The coefficient of static friction between the coin and the record is 0.30. What is the maximum coin speed at which it does not slip?

    asked by Anonymous
  15. language arts

    Which sentence contains a predicate adjective? a.The singers latest hit is a beautiful song b. The bus has arrived at last c. We bought four juicy apples at the farmers market d. the weather seemed nice today is it a or d?

    asked by ben
  16. Chemistry

    Determine the Final state and temperature of 100g of water originally at 25 degree C after 50 kJ of heat have been added to it.

    asked by Rishi
  17. language arts

    1. Which sentence contains a predicate adjective? a. The singer's latest hit is a beautiful song b. The bus has arrived at last c. We bought four juicy apples at the farmers market d. the weather today seems very humid to me 2. which sentence correctly

    asked by ben
  18. math

    What is your debt ratio? If you budget $375 to payoff your credit card debt and you payoff the highest interest card first while maintaining the interest accrued on the other card, how many months does it take you to pay it off and how much is the payment

    asked by toby
  19. LAnguage arts

    Which sentence correctly uses a predicate pronoun as a subject complement? a. The last arrivals were Joe and I b. this year's soccer champions were lana and me c. the tribute deeply touched my brother and i d. my boyfriend became my best friend is it a?

    asked by ben
  20. social studies

    How do people make up for water scarcity in the dry parts of Israel? 1. by building dams 2. by trading in oil 3. by using irrigation pipelines 4. by importing fresh water

    asked by jon
  21. Language Arts

    Which statement best expresses the underlying meaning of the line from " O Captain! My Captain!"? The ship has weather'd every rack, the prize we sought is won. A. Despite its hardships, the North will now be richer than the South. B. The Union has

    asked by Callie
  22. math

    a class mate belives a triangle can have both a right angle and a obtuse angle. which of the following statements would you use to convince him he is incorrect?

    asked by hahaquestions
  23. English

    Which of the following lines from "Wanted: A Town Without a Crazy" uses irony to create a comic effect? a. "After handling in my resignation and leaving, I had heard no new of Hilmi Bey again. But the Hilmi Bey I knew was a very serious-minded, sober man."

    asked by Cassie
  24. Geometry

    The measure of an angle SUT is twice m

    asked by Katie W
  25. math

    a wire in the shape of circle encloses the area 38.5 cm square if the wire is rebent to form a square find the area of the square

    asked by shehzad
  26. Algebra 1

    A carpenter is putting a skylight on a roof. If the roof measures 10x +89 by 7x+7 and the skylight measures x+5 by 3x+3, what is the area of the remaining roof after the skylight is built?

    asked by Steve
  27. chemistry

    equal masses of so2 and o2 are kept in a vessel at 27 degrees celcius. the total pressure of the mixture is 2.1atm. the partial pressure of so2 is

    asked by please............
  28. Math

    On the moon the acceleration due to gravity is 5 ft/sec2. An astronaut jumps into the air with an initial upward velocity of 8 ft/sec. How high does she/he go? How long is the astronaut off the ground?

    asked by Cole
  29. Latin I

    Primo (at first), natura ab viris adorabatur. Antequam (afterwards), viri et feminae deos et deas laudabant. Tum (Then) animas naturae laudabant. Animae naturae timebantur. Viri rogabant: De quo luna (moon) venit (comes)? De quo sol (sun) venit (comes)?

    asked by Jen
  30. chemistry

    How many water molecules would be produced from the dehydration reactions associated with making a protein that has a primary structure consisting of 378 amino acids, and that has a quaternary structure consisting of 2 identical subunits?

    asked by kales
  31. chemistry

    Ammonium hydrogen phosphate, a common fertilizer, is made from reacting phosphoric acid with ammonia (NH3). If 10.00g of ammonia react, how many grams of fertilizer will be produced?

    asked by SAn
  32. Art

    Ketchup is a non-traditional material, but the artist used it in his protest piece against fast food restaurants because of its ability to A-resist decay B-convey a message C-deteriorate quickly D-attract flies

    asked by Lauren
  33. Language Arts

    In which sentence is Exulting used correctly? A. We enjoyed the wedding, exulting in the love of the happy couple. B. The triable people, exulting the hunter with fire power, thought he was a god. C. The exulting rain was pleasant to walk in, even if it

    asked by Callie
  34. Math

    There are 12 E's among the 100 tiles in Scrabble. What is the probability of selecting all 4 E's when selecting 4 tiles? One answer key says 1/735 while another says 3/23765, but I think it is the second one.

    asked by Anonymous
  35. chemistry

    Calculate mole fraction of HCl in a solution containing 24.8% HCl by mass

    asked by sahil
  36. physics

    The potential energy of a catapult was completely converted into kinetic energy by releasing a small stone with a mass of 20 grams. The velocity of the stone when it reached the target was 15.0 meters/second. What was the value of the kinetic energy of the

    asked by tms
  37. Physics

    A magnifier has a magnification of 6x. How far from the lens should an object be held so that its image is at the near point distance of 25 cm? I tried doing the problem by using the equation M = 25cm / f. M = 25 cm/6 = 4.17 cm However when I put the

    asked by Alexis
  38. Physics

    A 1000 kg car moving at 27 m/s from left to right collides head-on with a 1500 kg car moving at 30 m/s right to left. A) Determine the magnitude and direction of the velocity of the wreckage after the collision. B) If a 1000 kg car moving at 36 m/s from

    asked by Morgan
  39. messy systems

    Jack has a collection of new nickels and quarters. He has a total of 50 coins worth $10.30. How many of each coin does he have?

    asked by kenya
  40. Economics

    Clem Oatley could grow wheat and barley. He could grow 75 bushels of wheat or 125 bushels of barley using the same resources on an acre of his land. The price of wheat is $2.00 per bushel and the price of barley $ 0.80. Show the benefits to Clem from

    asked by Andrea
  41. Statistic

    An HMO with 50,000 members had 13,024 inpatient service days for last month. What formula would you use to determine bed days per 1,000 and what was this HMO’s rate for last month?

    asked by Toby
  42. Art

    Ancient native Americans chose willow strips to make baskets because they were easy to blend and A-east to find B-rare and valuable C-multi-colored D-waterproof

    asked by Lauren
  43. Language Arts

    Why are the people acting as they are in the following lines of "O Captain! My Captain!"? For you bouquets and ribbon'd wreaths-for you the shores a crowding. For you they call, the swaying mass, their eager faces turning. A. They are paying tribute to

    asked by Callie
  44. statistics

    The response to a question has three alternatives: A, B, and C. A sample of 120 responses provides 52 A, 29 B, and 39 C responses. Show the frequency and relative frequency distributions (use nearest whole number for the frequency column and 2 decimal for

    asked by Anonymous
  45. math

    I already know the answer... it's 14. However, I do not know how to get this right answer. Please show me step by step. I have a test tomorrow and there will be a question somewhat like this one on it. Thank you so much!! 1. A physical education class has

    asked by cindi
  46. Language Arts

    In "O Captain! My Captain!" the poet is morning A. The defeat of the Confederacy. B. The victory of the Union. C. The assassination of President Lincoln. D. The endlessness of war. Is the answer C? Thank you

    asked by Callie
  47. probabilitie

    Mary and Tom park their cars in an empty parking lot with n>=2 consecutive parking spaces (i.e, n spaces in a row, where only one car fits in each space). Mary and Tom pick parking spaces at random. (All pairs of parking spaces are equally likely.) What is

    asked by Anonymous
  48. statistics

    A polling company reported that 53% of 2302 surveyed adults said that they play basketball.a. what is the exact value that is 53% of 2302? b. could the result from part (a) be the actual number of adults who said that they play basketball? why or why not?

    asked by slomo
  49. physics

    Mary applies a force of 71 N to push a box with an acceleration of 0.57 m/s2. When she increases the pushing force to 83 N, the box's acceleration changes to 0.86 m/s2. There is a constant friction force present between the floor and the box. a) what is

    asked by Anonymous
  50. physics

    a charge of 4 nc is located at the origin and -5nc is located at x axis.find yhe electric intencity at y =2m along y-axis?

    asked by sabahabib
  51. History

    Reform elements such as the recall, the referendum, and the initiative were primarily designed to give power to trusts. political machines. voters. monopolies

    asked by Katt
  52. Math

    A square with a side length of 2s has a smaller square inscribed. The vertices of the smaller square are at the midpoints of the sides of the larger square. What is the ratio of the larger square to the area of the smaller square? Express your answer in

    asked by April
  53. Physics

    At its highest point the pendulum is 1.2 meters off the ground and has a gravitational potential energy of 62 Joules. If the gravitational potential energy is 10 Joules at its lowest point. What is the pendulums kinetic energy at this point? Please help!

    asked by Ashlynn
  54. statistics

    Identify the level of measurement of the data and explain what is wrong with the given calculation. In a set of data, movie ratings are represented as 100 for 1 star, 200 for 2 stars, and 300 for 3 stars. the average (mean) of the 527 movie ratings is

    asked by slomo
  55. fundamental concepts

    Which one of the following processes involves ranking three or more objects in a sequence based on one or more attributes such as length, weight, or height? A. Measuring End of exam B. Contrasting C. Ordering D. Comparing my answer is a.

    asked by Daniela
  56. chemistry

    the half-life of the reaction, at 34 degrees celsius and Ppan=13.2 torr, is 164.0hr. Calculate the rate constant for the reaction. confused on what to do here

    asked by mar
  57. algebra

    A coffee merchant sells a customer 3 lb of Hawaiian Kona at $9.75 per pound. The merchant's scale is accurate to within ±0.03 lb. By how much could the customer have been overcharged or undercharged because of possible inaccuracy in the scale? (Round your

    asked by harry
  58. Pre-Calculus

    The Gateway Arch in St. Louis, Missouri is not a parabola but a shape known as a catenary. The name is given to the shaoe formed by the Graph of the hyperbolic cosine (cosh). The arch has a height of 625 feet andna span of 600 feet. The hyperbolic cosine

    asked by Guadalupe
  59. Angles

    How can you use a right angle to decide how to name another angle

    asked by Squad
  60. math

    FOUR STEPS: Amy and three friends launch a new website. Each of the four friends e-mails the web address to three new friends. These new friends forward the web address to three more friends. If no one receives the e-mails more than once, how many people

    asked by kyle
  61. chemistry

    How can Coulomb's law explain the distribution of electrons.

    asked by Morgan
  62. Physics

    A bullet with a velocity of 200 m/s is shot at a 2-kg block resting on a horizontal frictionless surface. The bullet imbeds in the block and the bullet-block system slides across the surface with a speed of 5 m/s. A) what is the mass of the bullet? B)The

    asked by Morgan
  63. Physics

    A 65.0 kg ice skater moving to the right with a velocity of 2.5 m/s throws a 0.15 kg snowball to the right with the velocity of 32.0 m/s relative to the ground. a. What is the velocity of the ice skater after throwing the snowball? disregard the friction

    asked by Jess
  64. math

    I need to solve this problem , bought 6 ribbons each ribbon is 1/4 yard long how many yards of ribbons do i need to buy?

    asked by Benny
  65. physics 30

    Given the reaction 3 NO2(g) + H2O(l) ¨ 2 HNO3(l) + NO(g) ƒ¢rH = -72.0 kJ, calculate the molar enthalpy of reaction, rH for: 1) NO2(g) 2) H20 (l) 3) HNO3 (l) 4) NO (g) Express you answer in Kj/mol

    asked by ?????halp
  66. english

    1 Four score and seven years ago, our fathers brought forth upon this continent a new nation: conceived in liberty, and dedicated to the proposition that all men are created equal. 2 Now we are engaged in a great civil war ... testing whether that nation,

    asked by amy626
  67. physics

    Guy has to get a piano onto a 2.4 m high platform. He can use a 3.0 m long frictionless ramp or a 4.0 m long frictionless ramp. Which ramp will Guy use if he wants to do the least amount of work? Either ramp as the work done is same in both cases. The

    asked by mathew
  68. English

    In to Kill A Mockingbird, what happened to Dill's father? At the beginning Dill mentions he didn't have a father but when Scout pressures him he says his father is not dead. Later, he mentions his father owning the railway ( a story that he made up?). I do

    asked by Lucina
  69. chem

    2 HNO3 + 1 Na2S -> H2S + 2 NaNO3 How many moles of H2S would we expect to be formed by reaction if 3.50 moles of HNO3 reacted completely?

    asked by jamie
  70. Social studies

    Rosalin is preparing to interview for the job described in the ad her resume contains the give facts listed below which should she talk about in the interview as being most relevant to the job

    asked by Anonymous
  71. math - exponent laws

    evaluate -(11/17^-10/(9/5)^(1/10) answer from Reiny: (-11/-17)^-10 = 1/(11/17)^10 = 77.725... (I stored that in A on my calculator) (9/5)^(1/10) = 1.0605.. so -(11/17^-10/(9/5)^(1/10) = -77.725... /1.0605... = -73.28837824 --- do we need to reciprocal

    asked by JK
  72. Math

    Lita typed 2 times as fast as kala. The ratio of the number of words kala typed to the number of words rose typed was 4:1. If rose typed 48 words, how many words did lita type?

    asked by Austin
  73. Math

    Joe wants to carpet a 12 foot by 18 foot rectangular living room and a square bedroom. One side length of the square bedroom is 12 feet. Carpet costs $3.50 per square foot. What percent of the total amount Joe will pay will be spent on carpeting the

    asked by Kara
  74. Chemistry

    what mass of lead(II)nitrate can be formed from reaction of 25.0ml of .100M sodium sulfate and 40.0ml of .200M lead(II)nitrate solutions?

    asked by Styllista
  75. Physics

    A child sitting 1.39 m from the center of a merry-go-round moves with a speed of 1.21 m/s. Calculate the centripetal acceleration of the child. (in m/s^2) Calculate the net horizontal force exerted on the child (mass = 22.5 kg). (in N)

    asked by Cait
  76. Math

    6.5 c=. Fl oz

    asked by Anonymous
  77. chemistry

    at 22°C the equilibrium constant, Kc, for the following reaction is 4.66 x 10-3. (1) If 0.800 mol of N2O4 were injected into a closed 1.00-L container at 22°C, how many moles of each gas would be present at equilibrium? (b) If the volume were halved (to

    asked by shalom
  78. English

    Traditional African marriage is an advantage for men only,not women

    asked by molefe Anikie
  79. Language Arts

    In the sentence: My plans for vacation include redecorating my room. I know the gerund phrase is redecorating my room, but is include a action verb or linking verb? I need to be able to tell if the gerund phrase is used as a direct object or predicate

    asked by Brandi
  80. english

    Sometimes too much of a good thing can become a very bad thing indeed. In an earnest attempt to consume a healthy diet, dietary supplement enthusiasts have been known to overdose. Vitamin C, for example, long thought to help people ward off cold viruses,

    asked by Robb4301
  81. english

    : Impressionism was “born” in 1874 when an art critic reviewed the exhibition of several artists at Nader’s photography studio in Paris. Very unimpressed with Monet’s 1872 printing entitled “Impression Sunrise,” the critic used the term

    asked by Robb4301
  82. Math

    A flat picture fram includes a glass retangle that is 8 inches by 10 inches. The whole fram is 12 inches by 14 inches. Whst is the area of the frame minus that glass?

    asked by Amy
  83. Algebra 1

    A garden will be on a rectangle lot 5x by 10x. The garden will be circular with a radius of 3x. How much land will be left over after the garden is built?

    asked by Steve
  84. math

    Tell whether the value of the expression is less than the base of the expression: a) 2^3 b)(5/6)^3 c) 3^1 d)(5/2)^3 e) 1^3 ...b)equals 125/216. So is the correct answer YES it is less than the base? ...d)equals 125/8. Is the correct answer NO it is not

    asked by kyle
  85. Physics

    An elevator in a tall building is allowed to reach a maximum speed of 3.55 m/s going down. What must the tension be in the cable to stop this elevator over a distance of 2.30 m if the elevator has a mass of 1270 kg including occupants? (in N)

    asked by Cait
  86. Statistics

    The time to fly between New York City and Chicago is normally distributed with a mean of 180 minutes and a standard deviation of 17 minutes. What is the probability that a flight is more than 200 minutes?

    asked by Susan
  87. Chemistry

    lets say you have an F atom and an Ne+ ion. Which is more stable

    asked by Morgan
  88. business,geographe,life sciences and maths lite

    What career will I study when I finish my matric and how must I pass or how must the levels be like?

    asked by Joyce Mokayane
  89. Physics

    What is the magnitude of the acceleration of two falling sky divers (mass 149 kg including parachute) when the upward force of air resistance is equal to one fourth of their weight? (in m/s^2) After popping open the parachute, the divers descend leisurely

    asked by Madison
  90. Math

    Kieran's savings is 9/2 of Simeon's savings. Simon saves 28 less than Kieran. How much do both of them save together.

    asked by Austin
  91. algebra

    What quantity of pure acid must be added to 600 mL of a 45% acid solution to produce a 50% acid solution?

    asked by jem
  92. math

    a total of $5000 is invested at 2%, 3%, and 4%. the amount invested at 4% is equal to 2% and 3% combined together. the total interest gained for 1 year is $145. find the amount invested at each rate.

    asked by vince
  93. anthropology

    Is my answer correct First describe how colonization and globalization have affected sociopolitical systems, and then discuss how political systems change. Give examples for each objective. Colonization is the practice of one country taking over another

    asked by jimmy
  94. calculus

    A small airplane has an air speed of The pilot wishes to fly to a destination that is 480 km due west from the plane’s present location. There is a wind from the south.

    asked by josh
  95. Physics

    A 0.133 kg baseball traveling 30.6 m/s strikes the catcher's mitt, which, in bringing the ball to rest, recoils backward 11.4 cm. What was the average force applied by the ball on the glove? (in N)

    asked by Madison
  96. Physics

    A small box is held in place against a rough wall by someone pushing on it with a force directed upward at 29.8° above the horizontal. The coefficients of static and kinetic friction between the box and wall are 0.400 and 0.320, respectively. The box

    asked by Cait
  97. maths

    a ladder 10 m long just reaches the top of a vertical wall . if the ladder makes an angle of 60 degree with the wall , then find the height of wall .

    asked by g.lingaraj
  98. math

    A model rocket is launched straight upward. Its altitude y as a function of time is given by y = btct2 , where b = 82 m/s, c = 4.9 m/s2 is the time in seconds, and y is in meters. (a) Use differentiation to find a general expression for the rockets

    asked by Rami
  99. Math

    Calculate the slant height for the given fine. Round to the nearest tenth. Diameter=8cm Height=9cm A. 10.2 cm B, 11.4 cm C. 9.8 cm D. 12.0 cm I can't figure out how to do it. If someone can help me figure out how to do it step by step I would really

    asked by Callie
  100. Math

    Tanya as 8 bird posters and 12 reptile posters to display in groups. She wants each group to have the same number of posters and to have one type of animal. What is the greatest umber of posters she can put in each group?

    asked by Amri
  101. geometry

    Jamie needs to find the missing angle of a right triangle with the third angle measuring 62 degrees. What is the measure of the third angle of the triangle?

    asked by Alex
  102. anthropology

    Is Someone going to respond?

    asked by jimmy
  103. Algebra

    The Roice family have a rectangular swimming pool. It measures 16' x 32'. This summer they are installing a sidewalk around the pool. The width of the sidewalk is yet to be determined, 1) Using the x as the width of the sidewalk, write a Polynomial to

    asked by Nicole
  104. Math

    A rectangular prism has a volume of 280cm cubed. If the scale factor of a second rectangular prism is 2.5, what is the volume of the second rectangular prism?

    asked by Pokey
  105. anthrpology

    Is my answer correct. I can't found Confederacies 1.Discuss the differences between bands, tribes, chiefdoms, confederacies, and states. Then indicate what roles kinship and associations play in each of these systems Band: small kin-based group among

    asked by jimmy
  106. 9th Grade Math

    Naulluq is cutting ice blocks from the lake for her mothers drinking water tank. The cylindrical tank has a volume of 4x^2π. Once each block has melted, it will have a volume of 3x^2. How many blocks does she need to cut so that her mothers tank will be

    asked by Troy
  107. chemistry

    Electrolysis is carried out for 2.00 h in the following cell. The platinum cathode which has a mass of 25.0782 g, weighs 25.8639g after the electrolysis. The platinum anode weighs the same before and after the electrolysis. there is H2SO4(aq) on the anode

    asked by Anonymous
  108. Algebra 2

    find the real solutions of each equation by graphing. 2x^4=9x^2-4

    asked by Zach
  109. Algebra 2

    divide using long division. (6x^2+4x-16)/(2x-2)

    asked by Zach
  110. Math

    Packaging Tangerines The produce manager at the grocery store had 410 tangerines. He put some of them into 15 cartons containing 12 tangerines each. He then put the rest into 14 cartons, each containing the same number of tangerines. How many tangerines

    asked by Anonymous
  111. chemistry

    when it absorbed energy from a 79.4 g sample of water whose initial temperature was 70.1 °C. What is the specific heat of the metal in J/g·°C? How do i get the final temperature of water

    asked by lace
  112. Math

    Pick what age you would like to be (may be your actual age if you like). Add 10. Multiply the result by 4. Add 200. Divide by 4. Subtract your original number. The final result is 60. Explain how I knew that.

    asked by Erika
  113. Math

    I need to see how this is answered. 1. Lauren deposited $200 into her savings account with 1% interest rate compounded annually. After 4 years her balance was $208.12. Colby deposited $200 into a savings account that earned a 2% simple interest rate for 4

    asked by Keith
  114. Math

    For an art exhibit, Craig has to choose 3 ceramic mugs out of the 7 that he made over the summer. In how many ways can he arrange these 3 mugs in a row? I'm not looking for the answer, but only an explanation for why this is a permutation problem and not a

    asked by Anonymous
  115. Algebra

    Length of a side on a square is 5cm longer than the side of another square. the total area is 193cm. what is length of original?

    asked by Dave
  116. algebra

    Mary has $4.00 in nickels, dimes, and quarters. If she has twice as many dimes as quarters and forty-seven more nickels than dimes, how many coins of each type does she have?

    asked by harry
  117. Math

    describe how the value of the independent variable is related to the value of the dependent variable. Is the relationship additive or multiplicative

    asked by Hanh
  118. Biology

    You have a stock solution with following components: glucose: 44 g/L NaCl: 191 g/L Tris Buffer: 275 g/L You mix 71 mL of the solution with water and bring the resulting solution to a final volume of 750 mL. What is the final concentration of glucose in

    asked by Dee
  119. biology

    How many water molecules would be produced from the dehydration reactions associated with making a protein that has a primary structure consisting of 378 amino acids, and that has a quaternary structure consisting of 2 identical subunits?

    asked by kales
  120. Physics

    I don't really understand how to do the problem with just the constants...or in formation of a formula. Much help on explaining how to do it would be much appreciated. 1) Two equal but opposite charges re separated by a distance d. Determine a formula for

    asked by Miki
  121. math

    Show how to write and evaluate an expression to represent and solve this problem: Jeff and his friend each text four classmates about a concert. Each classmate then texts four students from another school about the concert. If no one receives the message

    asked by kyle
  122. Physics

    An elevator (mass 5000 kg) is to be designed so that the maximum acceleration is 0.0620 g. What is the maximum force the motor should exert on the supporting cable? (in N) What is the minimum force the motor should exert on the supporting cable? (in N)

    asked by Madison
  123. Algebra 2

    find the real solutions of each equation by graphing. 15x^4=11x^3+14x^2

    asked by Zach
  124. Trigonometry

    Christian is between two tall buildings 10m away from the taller building if the angle of the top of the building from where he stands bears N8DEGREESW for the taller one and N10DEGREESE for other,how far is he from the other building if the taller

    asked by Sam
  125. chemistry

    Considering the reaction i2 h2=2hi energy change =( tive) and give reasons how "HI" will be produced

    asked by idiani
  126. chemistry

    i want to neutralize a 10 ml 3 molar sulfuric acid using calcium carbonate but don't know how to do the math the explanation confused me. (also i have to use sig fig and uncertainty)

    asked by william
  127. algebra

    Find the equation of a line that passes through the points (1/3, 2/5) and (–4/5, 1/2). Please put your final answer in standard form (Ax + By = C) and please make sure that there are NO fractions (or decimals) in this answer and that the “x” term is

    asked by Laura
  128. Math

    On a Christmas package, Audrey needs to use only 40-cent stamps and 16-cent stamps. If she uses twice as many 40-cent stamps as 16-cent stamps, how many of each type of stamp must she use to mail a package costing $5.76 in postage? How can i set this up? I

    asked by Michael
  129. time

    when the hour hand is pointing at ten and the minute hand is pointing at the five. what time is it

    asked by nevaeh
  130. math

    I'm in grade 5 and I have a area and perimeter question. The area is 300mm2 and the width is 15mm, I need to know what the length is. Thanks for your time.:-)

    asked by Rebecca
  131. Chemistry

    If 22 mol of benzene are completely reacted with molecular oxygen, how many moles of carbon dioxide will be produced?

    asked by Ellie
  132. physics

    You are driving into St. Louis, Missouri, and in the distance you see the famous Gateway-to-the-West arch. This monument rises to a height of 192 m. You estimate your line of sight with the top of the arch to be 7.31 ° above the horizontal. Approximately

    asked by Anonymous
  133. Math

    Explain why the product of any two consecutive natural numbers is even. Prove your conjecture.

    asked by Erika
  134. Math

    Write an algebraic expression equivalent to 5 less than c

    asked by Amy
  135. History

    What were three significant events related to ww1, I know there was the assassination but can someone help me find three to link to the main idea (WW1)

    asked by Anonymous
  136. english

    Everyone knows that a home should be "child-proof" to protect young babies and toddlers from illness and injury. (2) Pets are also in danger from many common household sources which many people don't realize. (3) Pets can chew and swallow seemingly safe

    asked by Robb4301
  137. Physic

    CFL light bulbs consume less power than their incandescent counterparts while providing about the same amount of light. Suppose a CFL, while consuming only 20 Watts of power produces as much light as a 60 Watt incandescent bulb. Also, suppose a house has 8

    asked by cr
  138. math

    A poultry farmer vaccinated 540 of his 720 chickens against a disease. Two months later, 5% of the vaccinated and 80% of the unvaccinated chicken, contracted the disease. Calculate the probability that a chicken chosen random contracted the disease.

    asked by kudu
  139. Physics

    A box is given a push so that it slides across the floor. How far will it go, given that the coefficient of kinetic friction is 0.210 and the push imparts an initial speed of 3.50 m/s? (in m)

    asked by Ashley
  140. chemistry

    Prove : Gr degree = 383 kj

    asked by Anonymous
  141. Physics

    A bike and cyclist have a combined mass of 75 kg. If the brakes can apply a maximum force of 20 N, what is the shortest time in which the cyclist can stop?

    asked by Justin
  142. physics

    If a rubber tire having a weight of 18.0lbs requires a force of 38.0N to keep it in uniform motion on a level highway find the coefficient of kinetic friction.

    asked by john
  143. Maths

    Ques.- Solve the following system of linear equation by matrix method (inverse method) . 12p + 4q + 17r +11s = 5 14p + 8q + 9r + 4s = 8 3p + 7q +2r + 5s = 12 5p + 12q +9r +7s = 7

    asked by Yashi jain
  144. math

    the 1st branch produced 1 orange. the 2nd branch produced 2 oranges, the 3rd branch produced 4 oranges, the 4th branch produced 8 oranges and the 5th branch produced 16 oranges. how many oranges will the 10th branch produce?

    asked by beki dlamini
  145. Math

    Packaging Tangerines The produce manager at the grocery store had 410 tangerines. He put some of them into 15 cartons containing 12 tangerines each. He then put the rest into 14 cartons, each containing the same number of tangerines. How many tangerines

    asked by Anonymous
  146. math

    I'm in grade 5 and I need help on an area and perimeter question. The area of a rectangle is 300mm and the length of it is 15 mm. I need to find out the width of this rectangle.

    asked by Anonymous
  147. gr. 12 vectars

    a paralelogram has an area of 74 cm^2 side lengths are 9cm x 10 cm what are the measures of the interir angles of the paralelogram? i did: Area=|axb| 74=9(10)sin(angle) sin^-1(74/90)=angle angle=55.3 degrees

    asked by Annon
  148. Science

    Select the three words that belong together. To do this, pick oneword from each three sets below. Set 1. Estuary, lake, nertic zone Set 2. Hight salt, intermediate salt, no salt Set 3. Trout, coral, oyster (Choices) 1. Neritic zone, intermediate salt,

    asked by Abby
  149. algebra

    A school has a classroom with a length eight feet less than twice the width. If a group of parents purchased 400 square feet of carpet for the room, what is the approximate length of the room? L=2W-8 L*W=400 (2W-8)W=400 2w^2-8w=400

    asked by Sierra
  150. science

    what are some experimental uncertainties for the period of a pendulum lab. in this lab we tested if the length of the string (cm) affects the period (sec) of the pendulum

    asked by matty
  151. Math

    The table shows the actual retail market share of passenger cards from Ford Motor Company as a percentage of the U.S. market. Year Market Share 1975 23.6% 1980 17.2% 1985 18.8% 1990 20.0% 1995 20.7% A mathematical model for this date is given by f(x) =

    asked by Janice
  152. Math

    Find all pairs of integers such that when they are added they equal 100, and when they are multiplied they are at least 2000.

    asked by Erika
  153. math

    Given that OA = 3i – 2j + k and OB = 4i + j – 3k. Find the distance between point A and B to 2 decimal places.

    asked by kudu
  154. Math

    Place grouping symbols in the expression so that it has a value of 22. 3 • 4 – 2 + 5 + 7 3 • [4 – (2 + 5) + 7] (3 • 4) – [2 + (5 + 7)] [(3 • 4) – 2] + (5 + 7) 3 • (4 – 2) + (5 + 7)

    asked by Sara
  155. math

    Velocity V ms, of a moving body at time t seconds is given by V = 5t^2 -12t + 7

    asked by kudu
  156. Chemistry

    If 20.2 mL of base are required to neutralize 29.3 mL of the acid, what is the molarity of the nitric acid solution?

    asked by Rachel
  157. chemistry

    how do I write the rate of the reaction for the following: Cl(g)+O3(g)-> ClO(g)+O2(g)

    asked by mar
  158. math

    How do i find the perimeter of a triangle with variables? one side is 2(q^2 - 3q), the second side is q + 10 and the third side is q^2. how do i add all of these sides

    asked by learner
  159. Business Law

    1. The Law that enables the federal government to remove from the market any food shown to cause cancer is the A. Consumer Product Safety Act B. Right to Health Amendment C. Strict Liability Rule D. Delaney Amendment In my book it was confusing because it

    asked by Tine
  160. math

    Factor. 2 u - 14u + 49

    asked by meghan
  161. chemistry

    how many grams of calcium bicarbonate would it take to reach a ph of 7 if i have 10ml 3 molar sulfuric acid?

    asked by joe
  162. Science

    What is the same in two isotopes of an element? What is different?

    asked by tommy
  163. math

    Sally is buying 6 identical shirts. The original price for one shirt is 39.99. The store is having a "buy one get one half off" sale and Sally has a coupon for an additional 25% off. The sales tax rate is 4 3/8. What is the total cost for the items Sally

    asked by Kat
  164. Visual Arts

    3 differences between first angle projection and third angle projection

    asked by maxwel
  165. Math

    A bag contains 120 marbles, some red and some blue. If there are 80 blue marbles, what is the ratio of red to blue marbles?

    asked by Amy
  166. math

    The angle which the tangent to the curve at the point (2, 5) makes with the horizontal

    asked by John
  167. Pre-Calculus

    On a campus of 9000 students, a single student returned to campus with a case of measles on Monday January 5th. The infirmary is keeping track of the number of students who have been diagnosed with the disease Day # of students infected 1. 2 2. 5 3. 9 4.

    asked by Guadalupe
  168. Biology

    You prepare a solution by dissolving 319 g of glucose and 114 g of NaCl in water and bring the final volume up to 1,088 mL. What is the final concentration of glucose in g/L?

    asked by Dee
  169. math

    the fifth grade students are planning a field trip to the Bay aquarium. there are 120 students,4 teachers and 8 parents. the aquarium charges $2 per student no charge for teachers or parents. it costs $50 an hour to charter a bus a bus will hold 56 people,

    asked by ary
  170. history ww1

    does anyone has any links with primary sources of the ww1?

    asked by sam
  171. physics

    I need to find the sum of energy in this device : A green support turns clockwise at w. A motor is fixed on that support. The stator of this motor turns clockwise at w (it is on the support). The rotor of the motor turns clockwise at 2w (lab reference). On

    asked by Ld71
  172. Physics

    Does the potential inside a hollow conductor change?

    asked by Tia
  173. Math

    t=2x-y+5 t=y-2z+10 t=2z-2x+6 Based on the system of equations above, what is the value of t?

    asked by Beth
  174. Math

    If x and y are positive integers such that x^2+y^2=13 and x>y, what is the value of x-y?

    asked by Lily
  175. math

    Brown earns a dollar for every candy he sells. If he sells 30 candies, how much will he earn? Please show me the work.

    asked by crystal
  176. math

    amelia made her vegetable garden in the shape of a square. each side is 32 feet long. amelia walked around her garden. how many feer did she walk in all?

    asked by Anonymous
  177. math

    Tell whether the value of the expression is less than the base of the expression: a) 2^3 b)(5/6)^3 c) 3^1 d)(5/2)^3 e) 1^3 THANK YOU!

    asked by kyle
  178. Physics

    If the coefficient of kinetic friction between a 32.7 kg crate and the floor is 0.295, what horizontal force is required to move the crate at a steady speed across the floor? (in N) What horizontal force is required if Uk is zero? (in N)

    asked by Ashley
  179. Algebra 2

    solve each equation. x^4-81=0

    asked by Zach
  180. Physics

    An 17.2 kg box is released on a 35.7° incline and accelerates down the incline at 0.274 m/s2. Find the friction force impeding its motion. (in N) How large is the coefficient of friction?

    asked by Ashley
  181. chemistry

    How many grams of calcium carbonate would it take to neutralize if i have 10ml 3 molar sulfuric acid? (can this be explained in detail?)

    asked by william
  182. Trigonometry

    a car travels N28 degrees 20 minutes for 86 km and then N61 degrees 40 minutes W for 124 km what is its distance and bearing from the sticking point

    asked by silliy
  183. eng

    "it is determined that" is this in present tense? if not, how can i make it into present tense??

    asked by carlsay
  184. Social Studies

    How might Nazi propaganda have contributed to Germans' willingness to participate in attacks against the Jewish?

    asked by Humanoid
  185. Math

    a car travels N28 degrees 20 minutes for 86 km and then N61 degrees 40 minutes W for 124 km what is its distance and bearing from the starting point

    asked by Boo
  186. Math

    From post C, An airplane and a helicopter travel to different islands.The plane travels.415 km N 60degrees45minutes E to island A. and the helicopter travels to island B at S 19degrees5minutes E for 120 km. what is the distance between tthe two island

    asked by Boo
  187. physics

    When swimming across a river you swim to the east at 1.0 mph while the river flows southward at 2.4 mph. Your velocity is a superposition of these two velocities. What is your speed (i.e. the magnitude of your velocity)? i have no idea how to do this

    asked by Erin
  188. Math

    If a field has perimeter P, what shape maximizes the area? Justify your reasoning.

    asked by Erika
  189. Math

    A jet pilot is making a 1000 mile trip in her military Tomcat. She flies 800 mph for one hour and decides she wants to finish the trip so that she would have flown at an average of 1000 mph. How fast should she go to finish the trip and meet her

    asked by Erika
  190. Physic

    How to change 450 A cm^-2 of current density to si units

    asked by Syam
  191. math

    Nicole is making a bowl of chex mix to serve to her guests .She has already put 45 cups of nuts,410 cups of raisins and 112 cups of chocolate chips in the bowl.If she wants to make 4 cups total ,how much chex cereal will she need to add?

    asked by Anonymous
  192. Anonymous

    input: 1 2 5 10 output: 7 11.5 25 47.5 What is a function rule?

    asked by Anonymous
  193. math

    what is 2 5/8 - 3 6/8

    asked by Anonymous
  194. maths please help and explain

    Solve for x and y where needed A.4([1]/[2]x + 2)=2([2]/[3]x - 3) B.[3x -6]/[2y]=4........equation one [2y+3]/[4]=2x Keys- [numerator]/[denominator]

    asked by eden
  195. Math

    A gallon of gasoline is more than ___ liters but a little less than ___ liters. I think the answers are 4 and 5. Am I correct?

    asked by Mel
  196. math

    If You Have 6,7.2,4.8,10,and 6 on A triangular prism What is the length width and the height

    asked by La'Derica
  197. english

    Bernard wanted to break this habit after all, why couldn't a chair be used as a chair? I know this example is a run-on sentence but I want to know if I can fix it by putting a period after habit and capitalizing after?

    asked by annie
  198. Physics

    The volume of a block of lead that has a mass of 33.6g would have to be?

    asked by M
  199. Linear algebra

    Determine whether thepolynomial P=4x^2-x+5 spans P2. Soln: 4x^2-x+5 = a(e1)+b(e2)+c(e3) ...but I do not know how to obtain e1, e2 and e3. That's the main problem.

    asked by Eka
  200. physical

    Give one condition for a body along banked road to avoid skidding

    asked by ADJEI
  201. Linear algebra

    Determine whether the polynomial P=4x^2-x+5 spans P2. Soln: 4x^2-x+5 = a(e1)+b(e2)+c(e3) ...but I do not know how to obtain e1, e2 and e3. That's the main problem.

    asked by Eka
  202. Math

    Insert the +,-,x,/ or parentheses between the numbers to find the total. How mant way? 1_2_3_4_5_6_7_8_9 = 60 Thanks

    asked by Bong
  203. math

    Find the value of θ between 0° and 360° satisfying the equation 5 sin θ = 4

    asked by kudu
  204. Math

    What does it mean by fine a binomial expression for n in general terms of a?

    asked by Stephanie
  205. Math

    A mixture is 20% red paint, 35% yellow paint, and 45% water. If 5 quarts of red paint are added to 20 quarts of the mixture, what is the percentage of red paint in the new mixture?

    asked by Erika
  206. Math

    (x^6z^-1/3/-125y^-9z^8/3)^-1/3

    asked by Anonymous
  207. chemistry

    I have 120 ml of a 2M NAOH solution. If Ionly use 10 ml the molarity of the 10 ml is stil 2M, correct?

    asked by anonymous
  208. physics

    What is the mass of a man if he accelerates at 42 m/s/s and has a mass of 112 kg?

    asked by Anonymous
  209. math

    Again, I already know this answer... It's 12 but I do not know how to come up with this answer. Plz show me step by step how to come up with the correct answer. My test is tomorrow. Thank you in advance!! A basketball player averaged 20 points a game over

    asked by cindi
  210. physics

    Is the charge on the surface of the earth due to an excess or a deficit of electrons?

    asked by moooose
  211. math

    A particle moves on a straight line. The velocity after t seconds is given by V= 3t^2 – 6t – 8. The distance of the particle from the origin after one second is 1o meters. Calculate the distance of the particle from the origin after 2 seconds.

    asked by kudu
  212. chemistry

    If the intial rate of the reaction produces 2 moles of water vapor, H2O, per second, what is the rate at which oxygen, O2, is consumed initially?

    asked by Bob
  213. Algebra

    At the movie theater, you decide to buy some buttered popcorn and a cold soda. You notice that the popcorn costs $2.00 plus half its price and soda costs $1.00 plus half its price. If you buy one bag of popcorn and one soda, what will be the total cost

    asked by Roxy
  214. math

    what is the weight in kg and height in cm for a patient who weighs 130 ponds and is 5ft 7 inches tall?

    asked by georgina
  215. Math

    7/15 - 2/5=

    asked by Unknown