Newest questions and responses by brooke
  1. Math

    Which graph represents this system of inequalities? y _ -2

    asked on October 21, 2018
  2. Algebra

    Hello! Suppose that the price per unit in dollars of a cell phone production is modeled by p = $55 − 0.0125x, where x is in thousands of phones produced, and the revenue represented by thousands of dollars is R = x · p. Find the production level that

    asked on October 12, 2018
  3. Physics

    Density is the ratio of mass to volume. Mercury has a density of 1.36 x 10^4 kg/m^3. What is the density of mercury in units of g/cm?

    asked on August 18, 2018
  4. Math

    The price of gasoline increased 25% from July to August. If c = cost of gasoline in July, write two expressions that represent the price of gas in August. If you know the cost of gas in July, which expression do you think would be easier to use to

    asked on June 22, 2018
  5. Math

    The seats at the auction were each 0.47 meters wide. If there were 12 seats in each row, how long was each row in meters? (Assume that there was no space between the seats.)

    asked on April 23, 2018
  6. algebra

    Tickets to a sporting event cost $6 for children and $8 for adults. The total revenue from the tickets sold was $2340. There were 320 total tickets sold. How many children’s tickets were sold?

    asked on October 13, 2017
  7. Algebra

    Sarah's mother has a miniature village modeled after her home town. The model is 10 feet long and 7 feet wide. The actual village is 7 miles long. What is the village's actual width? I just want to know if I should convert the feet to miles at one point.

    asked on August 26, 2017
  8. Math

    Ms. Alison drew a box-and-whisker plot to represent her students’ scores on a midterm test. Josh received 53 on the test. Describe how his score compares with those of his classmates. a. About 25% scored higher; about 75% scored lower. b. About 50%

    asked on August 25, 2017
  9. Math

    Ms. Alison drew a box-and-whisker plot to represent her students’ scores on a midterm test. Josh received 83 on the test. Describe how his score compares with those of his classmates. a. About 23% scored higher; about 77% scored lower. b. About 50%

    asked on August 25, 2017
  10. Art Appreciation

    Are Nick Cave's Soundsuits fine art or folk art? Please explain in detail

    asked on April 23, 2017
  11. math

    Peter played his favorite video game for 10 hours last week. Today, Peter's parents restricted him to 5 additional hours each week for the next 8 weeks. Create the function, f(x), that models Peter's total video game time? Is it f(x)=5x + 10 or f(x)=5x + 8

    asked on March 4, 2017

    What is the slope of the line that passes through (2, 5) and (−1, 5)? A. Undefined B. 0 I think its 0

    asked on March 4, 2017
  13. Physics

    Three resistors are connected in series across a battery. The value of each resistance and its maximum power rating are as follows: 7.1Ω and 20.9 W, 29.5Ω and 11.4 W, and 13.6Ω and 12.5 W. (a) What is the greatest voltage that the battery can have

    asked on March 3, 2017
  14. Physics

    Two wires are identical, except that one is aluminum and one is copper. The aluminum wire has a resistance of 0.527Ω. What is the resistance of the copper wire? Take the resistivity of copper to be 1.72 x 10-8 Ω·m, and that of aluminum to be 2.82 x 10-8

    asked on February 27, 2017
  15. Physics

    A coil of wire has a resistance of 31.8Ω at 28 °C and 55.6Ω at 53 °C. What is the temperature coefficient of resistivity?

    asked on February 27, 2017
  16. chem

    10.0 mL of 0.05 M AgNO3 and 10.0 mL 0.05 M NaCl are combined in a test tube and a precipitate of AgCl forms. After the precipitate is centrifuged down, the remaining solution (called the supernatant) is tested for the concentration of Ag+ ion. The

    asked on January 31, 2017
  17. Chrmisty

    Find the pH at each of the following points in the titration of 25 ml of 3.0M HF with 0.3 M NaOH. The Ka value is 6.6x10-4. After adding 25 ml of 0.3M NaOH

    asked on January 30, 2017
  18. MAth

    Which statement is a true statement all rectangles or squares all squares or rectangles every rhombus is a rectangle every rectangle is a rhombus

    asked on January 26, 2017
  19. Physics

    a 4500 kg truck traveling at 17.5 m/s collides with a motionless 1350 kg car. they become locked together. if there is no friction, what is their velocity?

    asked on January 18, 2017
  20. Calculus

    Find the dimensions of the right circular cone of maximum volume having a slant height of 5 ft. See the figure.

    asked on December 12, 2016
  21. English

    Which of the following is a true statement about an MLA Works Cited page? A. The Works Cited page requires no special formatting. B. The Works Cited page should immediately follow the conclusion and be on the same page. C. The Works Cited page should

    asked on November 30, 2016
  22. algebra

    The sum of two numbers is 43. The smaller number is 15 less than the larger number. What are the numbers

    asked on November 28, 2016
  23. Math

    Can someone write an irrational number? Just any one.

    asked on October 24, 2016
  24. English

    Pablo insists that a conclusion should reinforce the thesis statement. Patrice says that the conclusion should follow logically from the introduction. Who is correct? A. Both Pablo and Patrice are correct. B. Neither Pablo nor Pam is correct. C. Only Pam

    asked on October 21, 2016
  25. English

    In which of the following sentences does the use of prepositional phrases make it harder for readers to find the main point of the sentence? A. The committee voted on several of the issues under consideration. B. In what way is a political group considered

    asked on October 21, 2016
  26. English

    Read the following opening sentence of an introductory paragraph and answer the question that follows. Should you ever find yourself in a situation in which you suspect that someone is listening in your private conversation, you might not be as paranoid as

    asked on October 21, 2016
  27. social studies

    10. Which of the following best describes the purpose of the Non-Intercourse Act? (1 point) to forbid the U.S. from trading with Britain and France so the countries would recognize U.S. trading rights to allow U.S. merchants to resume trade with all

    asked on October 20, 2016
  28. Social Studies

    Why did Adams increase the size of the American Navy? He wanted to prepare for all-out war on Britain He hoped it would deter more attacks by French ships He needed to use tax money to fund an increase in military spending Congress passed a law that

    asked on October 20, 2016
  29. English

    The _______ form of a verb should be used to distinguish between actions completed in the immediate past and actions completed before a specific time. A. past perfect B. simple past C. irregular D. infinitive

    asked on October 19, 2016
  30. Psychology

    When researchers find similarities in development between very different cultures, what implications might such findings have for the nature-nurture issue?

    asked on September 27, 2016
  31. Psychology

    What study strategies can you think of that would make effective use of the levels-of-processing approach to memory?

    asked on September 22, 2016
  32. College math

    Determine the balance of $10,000 is invested at an APR of 9% compounded monthly for seven years.

    asked on August 28, 2016
  33. Psychology

    With respect to the theory of cognitive dissonance, people can hold contradictory ideas in their minds. If you become aware of the dissonance between two ideas, you could pursue which of the following strategies to reduce the dissonance? B. You can modify

    asked on August 1, 2016
  34. Chemistry

    How many grams of O2 are there in a 50.0L tank at 21*C when the pressure is 1.19x10^4mmHg?

    asked on July 20, 2016
  35. Math

    A framed picture 20 inches wide and 36 inches high is shown in the diagram below. The picture will be hung on a wall where the distance from the floor is 10 feet. The center of the picture frame must be 2 3/4 feet from the floor. A) determine the distance

    asked on June 27, 2016
  36. sails math

    A chemist has a solution that is 70% acid and another that is 45% acid. How many liters of each should he mix to obtain 300 liters of a solution that is 65% acid?

    asked on April 29, 2016
  37. math

    how long would it take money to triple in an account with a one-time deposit earning 9% interest compounded two times per year?

    asked on April 27, 2016
  38. US History

    Hello, I am filling out a study guide for a test coming up in two days, and I can not seem to find this answer in my text book. Could someone please help? Which of the following is true of the Korean conflict? A. It ended with an enormous American victory.

    asked on April 27, 2016
  39. Chemistry DR BOB

    Under standard conditions of 1 atm and 298.15K, the half-cell reduction potential E,zero for the anode in a voltaic cell is 0.37V. The half-cell reduction potential E,zero for the cathode of the cell is 0.67V. The number of moles, n, of electrons

    asked on March 16, 2016
  40. English 11

    Write a paragraph summarizing lines 100-250 in the book called the ministers black veil

    asked on March 9, 2016
  41. math

    Write the equation for a line that passes through the points (3,-2) and (-1,0). We have to put it in y=mx+b format. So far i have gotten y=-1/2 but i still need the +b part and I'm not sure how to get it.

    asked on March 8, 2016
  42. Social Studies

    1. How did World War 1 change warfare? A. By introducing the atomic bomb B. By showing the effectiveness of trench warfare C. By using tanks, airplanes, and machine guns D. By demonstrating the success of the blitzkrieg 2. Which of the following was a

    asked on February 29, 2016
  43. Physics

    P= 231fraction numerator f t asterisk times l b over denominator s end fraction t= 14.3s W= ?

    asked on February 23, 2016
  44. Math

    A science class has 3 girls and 3 boys in the seventh grade and 4 girls and 1 boy in the eighth grade. The teacher randomly selects a seventh grader and an eighth grader from the class for a competition. What is the probability that the students she

    asked on February 14, 2016
  45. Physics

    A plate made of steel has a 18.9979 mm diameter hole cut into it. A 19.0000 mm diameter ball made of glass is sitting in the hole. Both are at an initial temperature of 9.00 deg. C. If the plate and ball are both heated, at what temperature will the ball

    asked on February 9, 2016
  46. La

    What is the secret to reaching someone with words?which of the columns "concrete mixers" or "the city is so big" or "Harlem night" song best use his words to create a vision or an idea of the city for you in the paragraph state your opinion into port it

    asked on February 5, 2016
  47. science

    which of the following is a constant, or control variable, in this experiment?

    asked on January 14, 2016
  48. Pre- Algebra

    You buy x pairs of shoes that each cost $24.95 the same number of socks that each cost $4.75 and a pair of pants that costs $29.99 write an expression in simplest form that represents the total amount of money spent. Would you add them all together?

    asked on January 14, 2016
  49. math

    Jose invests money in two simple interest accounts. He invests twice as much in an account paying 10% as he does in an account paying 7%. If he earns $94.50 in interest in one year from both accounts combined, how much did he invest altogether? Total

    asked on January 9, 2016
  50. Writing Skills

    Which of the following statements about connecting paragraphs is correct? A. A good connection between two paragraphs is an implied transition. B. Two paragraphs may be joined by an action verb. C. You can use a pointing word that that refers to a word in

    asked on December 9, 2015
  51. physics

    A 65.5 kg high jumper leaves the ground with a vertical velocity of 8.1 m/s. How high can he jump? The acceleration of gravity is 9.8 m/s2 .

    asked on December 1, 2015
  52. math

    The area of a square floor on a scale drawing is 100 square centimeters and the scale of the drawing is 1 centimeter:2ft. What is the area of the actual floor? What is the ratio of the area in the drawing to the actual area?

    asked on November 17, 2015
  53. Math

    If the original building is 810 meters tall, what was the scale used to make the model?

    asked on November 17, 2015
  54. English

    Please review my complaint letter for school? Is it formatted correctly? November 13, 2015 Apple Inc. 1 Infinite Loop Cupertino, CA 95014-5723 To whom it may concern: I am writing to inform you that the product I’ve ordered from your company has not yet

    asked on November 13, 2015
  55. Social Studies

    In the compromise of 1820 what was the status of the unorganized territory?

    asked on November 11, 2015
  56. Chemistry DRBOB HELP ME PLEASE

    Please help me N2O5(g) + H2O(l) --> 2HNO3(l) delta H° = -76.2 kJ H2O(l) --> H2(g) + 1/2O2(g) delta H° = 286.0 kJ 1/2N2(g) + 3/2O2(g) + 1/2H2(g) --> HNO3(l) delta H° = -174.0 kJ Calculate delta H° for the reaction 2N2O5(g) --> 2N2(g) + 5O2(g)

    asked on October 28, 2015
  57. Chemistry DRBOB HELP ME PLEASE

    Please help me N2O5(g) + H2O(l) --> 2HNO3(l) delta H° = -76.2 kJ H2O(l) --> H2(g) + 1/2O2(g) delta H° = 286.0 kJ 1/2N2(g) + 3/2O2(g) + 1/2H2(g) --> HNO3(l) delta H° = -174.0 kJ Calculate delta H° for the reaction 2N2O5(g) --> 2N2(g) + 5O2(g)

    asked on October 28, 2015
  58. Chemistry

    Please help me N2O5(g) + H2O(l) --> 2HNO3(l) delta H° = -76.2 kJ H2O(l) --> H2(g) + 1/2O2(g) delta H° = 286.0 kJ 1/2N2(g) + 3/2O2(g) + 1/2H2(g) --> HNO3(l) delta H° = -174.0 kJ Calculate delta H° for the reaction 2N2O5(g) --> 2N2(g) + 5O2(g)

    asked on October 27, 2015
  59. math

    does a horizontal line represent function?

    asked on October 12, 2015
  60. math

    the coordinate (2 -4) is located in which quadrant in the coordinate plane

    asked on October 12, 2015
  61. Math

    A food co.packs 24 cans of tuna into a box. The co.has 768 cans to box. If they sell a full box for $12,how much money will the food co.make on these boxes?

    asked on October 1, 2015
  62. Please Help

    is the root word for the word crackerjack crack?

    asked on September 25, 2015
  63. Science

    Can you Describe what happens when a roller coaster rolls downhill in terms of velocity and acceleration. Is the roller coaster increasing in velocity? Is the roller coaster accelerating?

    asked on September 24, 2015
  64. SS

    What do the colonies call themselves in the last part of the document?

    asked on September 24, 2015
  65. SS

    what should people do if a government is not protecting natural rights?

    asked on September 24, 2015
  66. SS

    take on the role of a Tory or Patriot and decide if war can be avoided. What are the benefits of preserving peace? What are the reasons for going to war? If the Revolution had been avoided, how would America be different? Subject

    asked on September 23, 2015
  67. Social Studies

    The first Englishman who wanted to build a “future Eden” where luxurious items, such as coffee, tea, figs currants, olives, rice and silk, would be produced. This paradise was to be called is it the margravate of azilia?

    asked on September 17, 2015
  68. History

    The first Englishman who wanted to build a “future Eden” where luxurious items, such as coffee, tea, figs currants, olives, rice and silk, would be produced. This paradise was to be called

    asked on September 16, 2015
  69. Social Studies

    what have the earliest people might have seen while crossing the bering land bridge?

    asked on September 10, 2015
  70. Math

    Suki's has 54 rock songs,92 dance songs,and 12 classical songs on her play list.If Suki's music player randomly selects a song from the playlist,what is the experimental probability that the song will not be a classical song?Explain your answer.

    asked on September 4, 2015
  71. Math

    Suki has 54 rock songs 92 dance songs and 12 classical songs on her playlist . If suki's music player randomly selects a song from the playlist, what is the experimental probability that the song will not be classical

    asked on September 4, 2015
  72. Decimals

    How would you say 1.202 in word form

    asked on September 1, 2015
  73. Math

    Ronnie misses the school bus 1 out of every 30 school days. He sets up the proportion 1/30=180/x to predict how many days he will miss the bus in the 180-day school year. What is Ronnies error?

    asked on August 28, 2015
  74. Math

    An airline know that,on average the probability that a passenger will not show up for a flight is 6%.If an airplane is fully booked and holds 300 passengers,how many seats are expected to be empty?If the airline overbooked the flight by 10 passengers,about

    asked on August 28, 2015
  75. Science

    A truck whose bed is 2.5m long 1.5 m wide and 1.0 m high is delivering sand for a sand sculpture competition. About how many trips must the truck make to deliver 7 m3 if sand

    asked on August 27, 2015
  76. Science

    Why do NBA players wear shoes made of rubber? Think about friction, durability, weight and other factors that make rubber the perfect material for the soles of basketball shoes.

    asked on August 27, 2015
  77. Science

    can you name two hemisphers in duluth ga

    asked on August 27, 2015
  78. Science

    do radioactive elements occur naturally on earth

    asked on August 25, 2015
  79. Science

    does the air in our atmosphere contains elements that we breathe with every breath

    asked on August 25, 2015
  80. math

    -2 + y = 11 solve for y would y be 13?

    asked on August 24, 2015
  81. Math

    There are 12 pieces of fruit in a bowl.7 are apples 2 are peaches.What is the probability that a randomly selected piece of fruit will not be an apple or a peach?Justify your answer.

    asked on August 20, 2015
  82. precalc

    A projectile is launched from a platform 20 feet high with an initial velocity of 48 feet per second, The height h of the projectile at t seconds after launch is given by h = –16t^2 + 48t + 20 feet. (a) How many seconds after launch does the projectile

    asked on July 12, 2015
  83. Algebra

    A ball is thrown from the top of a building. It's height (y) in feet at any given time (x) in seconds is y=-16x^2+240. What is the maximum height of the ball?

    asked on June 22, 2015
  84. Social Studies

    Describe the caste system and it’s the different levels.

    asked on May 15, 2015
  85. Social Studies

    South Asia’s flood plains have attracted a great deal of people because of their _______________. rich soil?

    asked on May 15, 2015
  86. Social Studies

    Describe the causes and effects of pollution on the Ganges River. What role does population play on this pollution?

    asked on May 15, 2015
  87. science

    is a squirrel a animal species

    asked on May 15, 2015
  88. Math

    A printing company makes plastic banners 15 ft long by 6 feet wide. How many square meters is the banner? Use 1 foot=0.305meters

    asked on April 28, 2015
  89. math

    Elisa surveyed people in her neighborhood about whether they would like to have a swimming pool in their community park. Of those who responded, 65% were in favor of having a swimming pool. Based on these results, which statement could be true? A. Elisa

    asked on April 9, 2015
  90. math

    what is the volume of a cylinder with a radius of inches and a height of 6 inches ?

    asked on March 26, 2015
  91. Math

    A box of Cereal X contains 36 ounces and costs $ 4.99. A box of Cereal Z contains 30 ounces and costs $ 4.50. Which cereal is the better buy ?

    asked on March 26, 2015
  92. math

    the expression gives the area of a rectangle (x-4)(2x-3) what is the value of the equation when x=7 ?

    asked on March 25, 2015
  93. MATH

    Debs discount store is giving a 30% discount on everything in the store. what would you pay for the jacket regularly priced at $59?

    asked on March 25, 2015
  94. Math

    Trevor went to an amusement park where ride tickets cost $2.50 each. He plans to spend $15.00 on refreshments while at the park. He has a total of $65.00. Write an equation to find the number of ride tickets he can buy.

    asked on March 25, 2015
  95. math

    aaron made a scalw drawing of his bedroom he used the scale 1/4 inch = 1 foot the length of his bedroom in the drawing is 5 inches what is the actual length of his room ?

    asked on March 23, 2015
  96. language arts

    2. An example of literal description in the poem is (1 point)the sun brightening valleys. an audience being moved by a speech. the words of the president being relevant for a long time. shadows falling over the land.

    asked on March 19, 2015
  97. Psychology

    Martina heard the noise, but could not understand what was being said. Perhaps it was simply the humming of the machines that she heard? She was uncertain whether she should move toward or away from the sound. Martina is having difficulty with? A.

    asked on March 8, 2015
  98. Algebra 2

    Solve the equation : 8^2x-1 = 16^x+1 i know you have to log both sides log8^2x-1 = log16^x+1 and then you use the exponential rule 2x-1 log8 = x+1 log16 but then i don't know what to do...

    asked on February 23, 2015
  99. Math

    In the formula d = rt, the time t varies inversely with the rate r. A student running at 5 miles per hour runs one lap around the school campus in 8 minutes. If a second student takes 10 minutes to run one lap around the school, how fast is she running?

    asked on February 19, 2015
  100. gifted math

    24 pencils in a box each student in the class gets 6. There are no pencils left over. How many students are in the class? write an equation to represent the situation.

    asked on January 27, 2015


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