Questions Asked on
May 1, 2015

  1. Math

    A rectangle has a base of 32 inches and a height of 14 inches. What is the area and perimeter of the rectangle?

    asked by Preia
  2. Math

    Write the following ratio as a simplified fraction or improper fraction. 22 nickles to 7 quarters

    asked by Preia
  3. math

    For eacg of the following , perform the given operations. Make sure to Reduce. a) 19/20 -5/8 + -7/10 b)24/40 ÷ (30/14)(25/63) c) (-24/25)(-25/-26)(-26/27)(-27/-28)(-28/29)(-29/-30)

    asked by Preia
  4. Math

    For each of the following perform the given operations. If possible , write your answer as a Mixed Number. a) 9 9/10 × 8 8/9 b) -5 5/12 ÷ 3 1/18 c) 15 11/15 + 14 5/9 + 7 3/5 d) 42 7/24 -23 19/30

    asked by Preia
  5. Physics

    Mass m2 rests on an incline and attaches to a string that goes over a pulley, where mass m1 hangs on the other side of the incline. Assume that there is no friction between m2 and the incline, that m2 = 5.1 kg, m1 = 0.9 kg, the radius of the pulley is 0.10

    asked by James
  6. Maths

    Three consecutive terms of a Geometric Progression are ? 6, p and ? 32 . find the value of p.

    asked by James
  7. math ( help please instantly )

    Find the LCM of the following : 1)m^2 - 7m + 12 and m^3 - 2m^2 - 2m -3 2) (r - 1) ^3 and r^4 + r^2 +1 and r^3 - 1 3) 3(p^3 - 1) and (4p^2 - 1 ) and 6(2p^2 + 3p - 2 )

    asked by Anyone please help
  8. Math

    A transport company charges an artist $6 for each picture safety delivered but had to pay the artist $21 for every picture damaged during the delivery.if. The artist paid a total of $6246.66 inclusive of 7 percent GST to the company for the delivery of

    asked by Bernice
  9. Science

    Which of the following is a renewable source of energy? A. gasoline B. wind C. natural gas D. coal I am not fully understanding these sources and energy thing...

    asked by Giana
  10. Trigonometry

    4. An observer is near a river and wants to calculate the distance across the river. He measures the angle between his observations of two points on the shore, one on his side and one on the other side, to be 28º. The distance between him and the point on

    asked by Gab
  11. college precalculus

    find the sum of the infinite geometric series 1/3^6+1/3^8+1/3^10+1/3^12........ -100/9+10/3-1+3/10

    asked by fred
  12. Chemistry

    250.0 mg solid magnesium placed in 9.1 g aqueous zinc nitrate... What is the limiting reagent? I balanced the equation: Mg (s) + 2HNO3 (aq) -> Mg(NO3)2 (aq) + H2 (g) 250 mg 9.1 g

    asked by Bob
  13. chev

    given A(a,2) B(3,4) and C(-2,1). if A is at the same distance to the points B and C. Find a

    asked by math
  14. Math

    Using the dot plot for the hours students spend watching TV, where do you think the center of the data is? Explain how you found your answer.

    asked by Serra
  15. science

    How does the structure of epithelial tissue protect from dehydration

    asked by lilly
  16. Chemistry

    Consider the titration of 20.0mL of 0.300M acetic acid, HAc, with 0.150M NaOH solution. Ka=1.75*10^-5 HAc + NaOH ---> NaAc + H2O What is the composition of the solution at the equivalence point of the titration? Give both the formula of the compound and

    asked by Jonah
  17. math

    The boundary of a park is shaped like a circle. The park has a rectangular playground in the center and 2 square flower beds, one on each side of the playground. The length of the playground is l and its width is w. The length of each side of the flower

    asked by desaray
  18. HEALTH (check answers)

    Drugs that slow brain and body activities are called Hallucinogens Stimulants Depressants*** Over-the-counter Drugs that increase brain and body activities are called Hallucinogens Stimulants*** Depressants Over-the-counter Drugs that overload the brain

    asked by Caleidoscope
  19. physics

    a spherical balloon of diameter 2m is filled with helium.Assume STP .how much is contained in the balloon helium

    asked by Anonymous
  20. chemistry

    What is the resulting concentration when 250.0 mL of 0.65 M Magnesium Sulfate is added to 800.0 mL of water?

    asked by Lisa
  21. PHYSICS

    WHAT IS CENTER OF MASS?

    asked by H
  22. 10th grade physics

    What speed must a bucket of water have to complete a circle with a radius of 1.2 m without spilling any water? My answer: this seems to be an incomplete question, not solvable without the weight of the bucket

    asked by kevin
  23. Math

    ack's science teacher gave each student in his class 15.0 grams of an unknown substance to identify. Each student was required to verify the mass of their substance by taking four measurements. Which of Zack's measurement was the most accurate of the four

    asked by Chasidy
  24. Physics

    I know this is so simple but for some reason I am having a brain fart... A 20 C charge experiences a 2 N force in an electric field. What is the strength of the electric field? Please help and laugh later thank you lol

    asked by Trevor
  25. Math (pleaseplease help)

    Rolinda's first five Spanish test scores are 85, 85, 60, 62, and 59. a. Find the mean, median and mode of the scores. Round to the nearest tenth, if necessary.* b. Which of these measures best supports Rolinda's claim that she is doing well in her Spanish

    asked by Caleidoscope
  26. (Algebra) need help plz

    X|-1|0|1|2 Y|-2|1|4|7 What is the rule for the function shown in the tablet? A)y=⅓x+1 B)y=3x+1 C)y=⅓x D)y=½x+1 I think the answer is B...am I wrong?...please help I have no clue on how to solve these kind of problems

    asked by GummyBears
  27. Algebra

    Scores on a test have a mean of 66 and Q3 is 80. The scores have a distribution that is approximately normal. Find the standard deviation. Round your answer to the nearest tenth. 10.5 18.7 20.9 9.4

    asked by Leozap
  28. chemistry

    Three gases (8.00 g of methane, CH4, 18.0 g of ethane, C2H6, and an unknown amount of propane, C3H8) were added to the same 10.0-L container. At 23.0 ∘C, the total pressure in the container is 4.50atm . Calculate the partial pressure of each gas in the

    asked by liz
  29. math

    60 people are coming to a event. 7 rows of seats. 8 seats in each row. what does the p represent?

    asked by alyssa
  30. Lang arts

    which of the following word pairs best shows the differences between the American town and the Tang town? A. seedy vs. proud B. dingy vs. colorful C. disorderly vs. calm D. Prosperous vs. impoverished I think D?

    asked by Gav
  31. Spanish 3

    1. ¿Cuál frase usa el pronombre posesivo correctamente? Mi padre está enfermo. A. Él está enfermo. B. El mío está enfermo. **** C. Suyo padre está enfermo. D. Éste está enfermo. 2. Cuál frase usa el pronombre posesivo correctamente? Tu hermana

    asked by Nadia
  32. math

    what is 630/3

    asked by alyssa
  33. math

    what is 3,563-3,957

    asked by alyssa
  34. Math

    The scores of 10 students on their midterm exam (x) and on their final (y) yielded the following data. Σx = 638 Σx2 = 43,572 Σy = 690 Σy2 = 49,014 Σxy = 44,636

    asked by Amber
  35. math

    hey ms sue can i talk to you

    asked by alyssa
  36. math

    the scale on a map is 1 inch equals 5 feet. what is the distance between two points on the map that are 8 1/2 inches apart on the map

    asked by july
  37. Math (pleaseplease help)

    hey MRS Sue

    asked by Gabe
  38. Algebra 2

    A freely falling object hit the ground in 18𝑎! seconds. It fell ℎ feet. Use the formula ℎ = 16𝑡! to find ℎ in terms of 𝑎.

    asked by Robin
  39. Algebra 2

    An object is moving at a speed of 3 + 2 𝑓𝑡/𝑠. How long would it take the object to travel 20 𝑓𝑡? [looking for actual solution and not decimal approximation]

    asked by Bill
  40. Algebra 2

    Using data for the effect of temperature and wind on an exposed face, the National Weather Service uses the following formula, Wind Chill Index = 35.74 + 0.6215𝑇 − 35.75𝑉!.!" + 0.4275𝑇𝑉!.!" 𝑇 is the temperature in degrees Fahrenheit and

    asked by Jim
  41. algebra 2

    Boat builders share an old rule of thumb for sailboats. The maximum speed 𝐾 in knots is 1.35 times the square root of the length 𝐿 in feet of the boat’s waterline. If a customer is planning on ordering a sailboat with a maximum speed of 8 knots how

    asked by Vince
  42. Physics

    Three positive point charges are arranged in a triangular pattern in a plane as shown. + 2 nC + 4 nC + 6 nC Distance between all: 7 m I don't know how to d this part: Find the magnitude of the net electric force on the 4 nC charge. The Coulomb constant is

    asked by asd
  43. Medical transcription editing

    This does not make sense, can you help. The wound was then closed using a 2-0 Vicryl in the subcutaneous tissue and 4-0 Vicryl in a running subcuticular stitch, further, (a dressing) for for the Steri-Strip, Xeroform gauze dressing sponges in film tape

    asked by Sharon
  44. Calculus

    h(x)= x + cos(ax), where a is a positive constant such that 0 < a < 4. For what values of a will h(x) have a relative maximum at x=1? So I found the derivative and got h'(x) = 1- asin(ax). Then I plugged in 1 for x and set the derivative equal to zero, so

    asked by ashley
  45. Calculus

    h(x)= x + cos(ax), where a is a positive constant such that 0 < a < 4. For what values of a will h(x) have a relative maximum at x=1? So I found the derivative and got h'(x) = 1- asin(ax). Then I plugged in 1 for x and set the derivative equal to zero, so

    asked by ashley
  46. math .

    louisville is 14 mi due north of farmville, stanton is due east of farmville, and louisville is 25 mi from stanton. how far apart are farmville & stanton? round to the nearest tenth (of a mile). -- im not sure how to do this problem

    asked by Anonymous
  47. Math

    How to find the asymptotes of k(x) = 0.5csc(2x)?

    asked by Anonymous
  48. math

    3x3−27x2+60x

    asked by mary
  49. ANT101

    Which one of these is not the best way to provide in-text citation? (Points : 1) According to Jones (1998), "Students often had difficulty using APA style, especially when it was their first time" (p. 199). According to Jones (1998), the first time is the

    asked by Anonymous
  50. ANT101

    It is okay to use as many direct quotations as you want in a post/paper, as long as you properly acknowledge them. (Points : 1) No. You should use quotations sparingly to underscore your points, not to present a large body of information or make your

    asked by Anonymous
  51. math

    Kelly is 13 years younger than twice Jane's age. Write an expression for Kelly's age. Let x represent Jane's age. I tried every thing and I could still not get this right.

    asked by How the heck am I suppose to solve this
  52. ANT101

    "In Tikopia, when the paramount chief dies, there is an election among the lesser chiefs to replace him" (Nowak & Laird, 2010, p. 177). Suppose you write the following in your post or paper: When a Tikopian chief who rules over other chiefs dies, the

    asked by Anonymous
  53. ANT101

    "In most situations, the first-born male has priority to inherit the chieftainship (primogeniture)" (Nowak & Laird, 2010, p. 177). Suppose you write the following in a post/paper: In most cases, the first-born male has priority to inherit the chieftainship

    asked by Anonymous
  54. Social Studies

    Can someone please give me some links. That might help me with this, because I don't understand. Compare the economic hardships of the Great Depression with today’s economical struggles. You will post a one-paragraph discussion post that compares how the

    asked by Archy
  55. Sociology

    Jillian, a stay-at-home mother, watches a lot of daytime television. During the day, Charmin toilet paper runs lots of television ads. Jillian always smiles when she sees these ads because they have so many cute babies on them. When Jillian is shopping at

    asked by Alina
  56. P.E.

    The peripheral nervous system (Select all that apply) Is made up of the brain and spinal cord Links the body to the brain Is made up of sensory and motor neurons*** Is responsible for thought and reasoning***

    asked by Anonymous
  57. P.E.

    A person suffered a head injury, was unconscious for a few minutes, and is now sleepy and disoriented. This person likely Is intoxicated*** Has a concussion Is having a seizure Has meningitis

    asked by Anonymous
  58. geography

    I need five environmental problems caused by the economic developments thanks in advance

    asked by help
  59. Math HELP! Ms.Sue

    Gather a set of data. Choose a small sample, between 10 and 20 pieces of data, and a simple value to measure, such as the ages of visitors in a park, or the number of text messages each person in your family receives in one day. Choose a display for your

    asked by Anon101
  60. Chemistry

    Nitric acid can be produced by the reaction of gaseous nitrogen dioxide with water. 3 NO2(g) + H2O(ℓ) −→ 2 HNO3(ℓ) + NO(g) If 916 L of NO2 gas react with water, what volume of NO gas will be produced? Assume the gases are measured under the same

    asked by Anonymous
  61. Language Arts

    Which statement best describes a utopian community? A. People band together to share resources and duties equally. B. Resources are distributed in accordance with one's status in the community. C. People who work hardest earn the most money and have the

    asked by Dove
  62. Chemistry

    Aluminum granules are a component of some drain cleaners because they react with sodium hydroxide to release both heat and gas bubbles, which help clear the drain clog. The reaction is 2 NaOH(aq) + 2 Al(s) + 6 H2O(ℓ) −→ 2 NaAl(OH)4(aq) + 3 H2(g) What

    asked by Anonymous
  63. chemistry

    Sodium peroxide reacts vigorously with water to produce sodium hydroxide and oxygen. The unbalanced equation is Na2O2(s) + H2O(ℓ) −! NaOH(aq) + O2(g) What mass of O2 is produced when 24 g of Na2O2 react? What mass of water is needed to react completely

    asked by Linda
  64. P.E.

    a person who wakes up after a night of binge drinking and feels nauseous and has a headache probably Has a hangover Has cirrhosis Is having a blackout Has a concussion***

    asked by Anonymous
  65. algebra--1 question

    A park is shaped like a rectangle with a length 5 times it's width w. What is a simplified expression for the distance between opposite corners of the park?

    asked by SkatingDJ
  66. Chemistry

    Imagine that you have a 6.00L gas tank and a 3.00L gas tank. You need to fill one tank with oxygen and the other with acetylene to use in conjunction with your welding torch. If you fill the larger tank with oxygen to a pressure of 125atm , to what

    asked by Anonymous
  67. P.E.

    ___________________ is when the brain develops a chemical need for a substance Intoxication*** Withdraw Detoxification Dependence

    asked by Anonymous
  68. 6th Grade Social Studies

    1. When the Roman government began to persecute Christians under Nero, a. Christianity almost disappeared. b. Christians had to cremate their dead. c. Jews hid Christians in their homes. d. Christianity was outlawed.***** 2. Which Roman emperor ended the

    asked by Trr
  69. Chemistry

    An organic compound consists of only carbon, hydrogen, and oxygen. Through combustion analysis, 5.671g of water and 36.933g of carbon dioxide are formed from 17.422g of sample. C:12.0 amu O: 16.0 amu H:1.0 amu In the space provided please write the

    asked by Sara
  70. Chemistry

    Molarity What is the final volume (in Liters) of a solution prepared by diluting 25 mL of 8.25 M sodium hydroxide to a concentration of 2.40 M?

    asked by Sara
  71. Chemistry

    A mixture containing 11.9 g of calcium fluoride and 10.3 g of sulfuric acid is heated to drive off hydrogen fluorid. Given the following reaction what is the me maximum number of grams of hydrogen fluoride that can be obtied? Ca: 40.0 amu F: 19.0 amu H:

    asked by Sara
  72. Chemistry

    In an experiment, 13g of methanol and 11 g of carbon monoxide were placed in a reaction vessel. Given the following reaction C:12.0 amu O:16.0 amu H:1.0 amu CH3OH + CO --> HC2H3O2 1 What is the theoretical yield of acetic acid? 2 If the actual yield of

    asked by Sara
  73. Chemistry

    A flask contains 25.0 mL of diethyl ether weighth 18.74 µg (micrograms). What is the density of the diethyl ether and grams per liter?

    asked by Sara
  74. Chemistry

    Solutions of sodium hypochlorite, NaClO are sold as bleach. They are prepared by the following reaction: 2NaOH + Cl2 --> NaCl + NaClO + H2O If you have 2.32 mol of NaOH and 2.74 mol of Cl2 ga available to react, answer the following questions Na: 23.0 amu

    asked by Sara
  75. Chemistry

    Aluminum metal reacts with iron (III) oxide to produce aluminum oxide and iron metal. Answers the following three questions note: you will need to write a balanced equation to answer them Al: 26.9 amu Fe: 55.8 amu O: 16 amu 1 How many moles of iron (III)

    asked by Sara
  76. Algebra

    The legs of an isosceles triangle are 0.3 foot less than twice the base. The perimeter of the triangle is 4.9 feet. What is the length of one of the triangle’s legs?

    asked by William
  77. Chemistry

    Sulfur dioxide reacts with chlorine to produce thionyl chloride and dichlorine oxide S: 32.0 amu O: 16.0 amu Cl: 35.45 amu SO2 + 2Cl2 --> SOCl2 + Cl2O If 0.400 moles of chlorine gas reacts excess sulfur dioxide, how many moles of dichlorine oxide are

    asked by Sara
  78. Civcs HELP!! Ms.Sue

    Which of the following is a current major American political party? A. Federalist B. Republican C. Populist D. Whig I think its B

    asked by Anon101
  79. math

    Kevin uses 1 1/4 cups of milk to make 1 cake . what is the total amount of milk Kevin needs to make 6 of these cakes ?

    asked by autumn
  80. English

    1. MLA formatting requires which of the following? A. double spacing throughout, including the Works Cited page B. half-inch margins C. a title page D. paragraphs indented one inch 2. In MLA, parenthetical references _______. A. are optional and may be

    asked by Jay
  81. Social Studies

    How did changes in society caused by world war 2 affect blacks? A. Public schools were desegregated during the 1940s B. Black soldiers returning from war no longer encountered discrimination C. For the first time blacks were needed for factory work*** D.

    asked by Anonymous
  82. Social studies

    How did the Cold War affect South Carolina? A. Military bases were reopened or built in the state*** B. the Soviet Union became a trade partner C. Communism became a popular political system D. The state experienced an economic recession

    asked by Anonymous
  83. Math

    A woman has twice as many dimes as quarters in her purse. If the dimes were quarters and the quarters were dimes, she would have $1.20 more than she now has. How many of each does she have?

    asked by Pinkie
  84. MATH

    given A(a,2) B(3,4) and C(-2,1). if A is at the same distance to the point B and C find a

    asked by chevlios
  85. physics

    GPS satellites orbit the earth about 20,000 km above the surface of the earth. The radius of the earth is 6,371 km. What is the acceleration due to earth’s gravity on the GPS satellites? i've tried fooling around with the A = V^2/ R and V = 2pir/T

    asked by Dylan
  86. chemistry

    Given a percent yield of 45.0% for the reaction: H2 + Cl2 → 2 HCl(g) How many moles of HCl gas are produced if 15.5 L of Cl2 at STP and excess H2 are reacted? 1. 0.769 mol 2. 0.346 mol 3. 0.622 mol 4. 3.08 mol 5. 1.38 mol 6. 0.156 mol

    asked by Anonymous
  87. chemistry

    What is the root mean square speed of argon gas at 300 K? 1. 4.33 × 102 m/s 2. 1.37 × 101 m/s 3. 3.96 × 102 m/s 4. 4.30 × 101 m/s 5. 5.92 × 102 m/s

    asked by Anonymous
  88. Math- Trigonometric Functions

    A fan with a diameter of 10cm is spinning at 25 revolutions per minute clockwise. The fan's reference blade starts pointing directly upwards. Determine an equation for a sinusoidal function that represents the fan's reference blade's vertical distance from

    asked by Anonymous
  89. Chemistry

    A flask contains 25.0 mL of diethyl ether weighth 18.74 µg (micrograms). What is the density of the diethyl ether and grams per liter? I'm not sure how to set this problem up correctly.

    asked by Sara
  90. algebra

    Explain why each radical expression is or is not in simplified form. 1. 3/√3 It's not in simp form: √3 2. 5√30 It is in simp form Okay, I know the answers... but what do they mean about "explain"? What do they want? Just the answer and how I got it

    asked by SkatingDJ
  91. algebra

    x=-7,x=7,x=5/6

    asked by Anonymous
  92. algebra

    Suppose a and b are positive integers. A) Verify that if a = 18 and b = 10, then √a * √b = 6√5. B) Find two other pairs of positive integers a and b such that √a * √b = 6√5. HELP!:(

    asked by SkatingDJ
  93. Chemistry

    consider the reaction at 298K. 2H2S(eq) + SO2-----3S(s) + 2H2O (g). Calculate Grxn under these conditions. PH2S=2atm Pso2 =1.5 atm PH2O + 0.01atm

    asked by Tammy
  94. math

    Sandra deposits $3000 in an ordinary annuity at the end of each semiannual period at 8% interest compounded semiannually. Find the amount she will have on deposit after 17 years

    asked by shalanda
  95. Introduction to business

    1. In which stage of the product life cycle are profits at their highest? A. Introductory stage B. Decline stage C. Maturity stage D. Growth stage

    asked by tony
  96. Introduction to business

    2. Ida works on creating ways to ensure that customers receive goods at the right time and correct location. Ida is involved in her firm's ________ strategy. A. pricing B. transportation C. product D. promotion 3. Mario is part of a strategic planning

    asked by tony
  97. algebra

    What are 3 numbers whose square roots can be written in the form a√3 for some integer value of a? Help?

    asked by SkatingDJ
  98. Math

    A fan with a diameter of 10cm is spinning at 25 revolutions per minute clockwise. The fan's reference blade starts pointing directly upwards. Determine an equation for a sinusoidal function that represents the fan's reference blade's vertical distance from

    asked by Anonymous
  99. Language Arts

    which of the following are you most likely to find in a science fiction novel such as The Giver? A. People living in a futuristic environment where rules lead them to act differently than is commonly accepted now. B. Characters from the distant past

    asked by Dove
  100. Math Calc

    If a ball is thrown vertically upward from the roof of 48 foot building with a velocity of 112 ft/sec, its height after t seconds is s(t)=48+112t–16t^2. What is the maximum height the ball reaches "in ft"?What is the velocity of the ball when it hits the

    asked by Jorge