Pam

Most popular questions and responses by Pam
  1. Algebra

    The accompanying bar graph shows the milk fat percentages in three dairy products. A=whole milk @4%. B= milk for cream cheese @8%, and C= cream @30%. How many pounds each of whole milk and cream should be mixed to form 200 lb of milk for cream cheese? How

    asked on April 13, 2014
  2. science

    in a symbiotic relationship a) both organisms always benefit b) both organisms are harmed c) both organisms never benefit d) at least one organism always benefits e) neither organisms is affected d

    asked on September 21, 2010
  3. Math

    8 students share 5 square pieces of cake equally. Draw to show how much each person gets.

    asked on September 22, 2015
  4. Math

    A model rocket is launched with an initial velocity of 164ft/sec. It's height h, in feet, after t seconds is given by the formula h=164t-16t^2. After how many seconds will the rocket first reach a height of 400ft?

    asked on August 2, 2014
  5. Chemistry

    Nitrogen dioxide reacts with carbon monoxide to produce nitrogen monoxide and carbon dioxide in the reaction, . The first step in the reaction is proposed to be two NO2 molecules colliding to form NO3 and NO. The NO3 intermediate then reacts with CO to

    asked on February 16, 2015
  6. Math

    Evaluate the expression. P(9,4) A.1512 B.240 c.3024 D.15,120 (9) (4) the 4 is underneath the 9 in the parathesis with it A. 15,120 B.126 C.1512 D.240

    asked on May 30, 2017
  7. Math

    The leaning tower of Pisa is 55.9 m tall and leans 5.5 degrees from the vertical. If its shadow is 90 m long, what is the distance from the top of the tower to the top of the edge of its shadow, assuming the ground around the tower is level?

    asked on December 19, 2008
  8. Chemistry

    A solution of ammonia and water contains 2.90×1025 water molecules and 9.00×1024 ammonia molecules. How many total hydrogen atoms are in this solution? any help would be great.

    asked on September 8, 2012
  9. English

    Correct the incorrect punctuation and type a semi-colon, colon, em dash, or parenthesis. What can be done about pollution? I know what I must do(and will do--to help reduce pollution. Although, the way I see it, there are at least three things we all

    asked on February 8, 2010
  10. college

    XYZ's receivables turnover is 10x. The accounts receivable at year-end are $600,000. The average collection period is 36 days. What was the sales figure for the year assuming all sales are on credit?

    asked on November 9, 2010
  11. Math

    Pen has 1/2 cup and 1/8 cup measuring cups. What are two ways he could measure out 1 3/4 cups of flour? Plz help thanks!

    asked on July 5, 2016
  12. Math

    An architect has allocated a rectangular space of 264ft^2 for a square dining room and a 10ft wide kitchen. What is both the width of the square dining room and the length of entire space.

    asked on March 15, 2014
  13. Physics

    A butterfly at eye level is 20 cm in front of a plane mirror. You are behind the butterfly, 50 cm from the mirror. What is the distance between your eye and the image of the butterfly in the mirror? Explain your reasoning. We also have to make a sketch. I

    asked on March 8, 2008
  14. Math

    If 4X + Y =H, Then X is equal to? 4X + Y =H Move Y to other side by subtracting Y from both sides. 4X + Y - Y = H - Y Combine terms. 4X = H - Y Now divide both sides by 4 to get 1X. 4X/4 = (H - Y)/4 X = (H-Y)4 or (1/4)(H-Y)

    asked on April 16, 2007
  15. Algebra

    A scientist wants to research the potential spread of germs by contact. She knows that the number of possible handshakes within a group of n people is given by the equation N=1/2(n^2-n). Everyone at a party shook hands. There were 253 handshakes in all.

    asked on April 30, 2014
  16. Math

    On what day in the year 1943 was the year 300 000 minutes old?

    asked on September 7, 2015
  17. chemistry

    if .500 mol of copper combines with .250 mol of sulfur what is the empirical formula of copper sulfide?

    asked on November 29, 2010
  18. Math

    A train leaves a station and travels north at a speed of 45mph. Four hours later, a second train leaves on a parallel track and travels north at 105 mph. How far from the station will they meet? The trains will meet ________ miles away from the station

    asked on March 5, 2014
  19. math

    a 13 ft ladder is placed against a vertical wall of a building, with the bottom of the ladder stand on level ground 5ft from the base of the building. how high up the wall does the ladder reach.

    asked on November 1, 2013
  20. English 1

    Revise the following paragraph, improving it without changing its overall meaning. Pay particular attention to any potential sentence fragments. Cooking is not as easy as it looks. For example, the terminology. Selecting the freshest ingredients for

    asked on March 14, 2010
  21. math

    At which grade level is it most appropriate for children to group by more than one attribute?

    asked on October 19, 2014
  22. chemistry

    A 1.20-L container contains 1.10 g of unknown gas at STP.What is the molecular weight of the unknown gas?

    asked on November 13, 2010
  23. Math

    What is an example of a real world relationship where there is no clear independent or dependent variable

    asked on February 1, 2017
  24. Chemistry

    Suppose that 2.3 L of gas at 35°C and 1.0 atm is expanded to 4.5 L at 42°C. What will the final pressure of the gas be? (Ti in Kelvins=308.15; Tf(K)=315.15) Can someone please show me how to plug the values into the Combined Gas Law formula to calculate

    asked on March 23, 2013
  25. math

    A 10 foot ladder is placed against a vertical wall of a building, with the bottom of the ladder standing on level ground 8 feet from the base of the building. How high up the wall does the ladder reach.

    asked on March 15, 2014
  26. math

    a triangular traffic island has a base half as long as its height. the island has an area of 121m^2. find the base and the height.

    asked on October 31, 2013
  27. physics

    An iron wire has a cross-sectional area equal to 1.20 10-5 m2. Carry out the following steps to determine the drift speed of the conduction electrons in the wire if it carries a current of 34.0 A. (a) How many kilograms are there in 1.00 mole of iron? 1

    asked on March 10, 2012
  28. Math

    Which inequality represents this situation? Ari works h hours each day. He earns $21 per hour. Ari earns less than $150 a day. How many hours does he work each day? a. 21h > 150 b.21 + h < 150 c.h/21 < 150 d.21h < 150

    asked on August 10, 2015
  29. statistics

    1. What two aspects of data determine which measure of central tendency to use? 2. Why is it best to use the mean with a normal distribution ?

    asked on January 19, 2016
  30. HIS 135

    Interview someone who remembers the Watergate scandal and Nixon’s impeachment and resignation. (Family members, friends, co-workers). Ask the following questions to the person you are interviewing: - How old were you at the time of the Watergate scandal?

    asked on December 7, 2010
  31. calculus

    A 384 square meter plot of land is to be enclosed by a fence and divided into equal parts by a fence parallel to one pair of sides. What dimensions of the outer rectangle will minimize the amount of force used?

    asked on January 8, 2009
  32. sdsu

    Madalyn wants to buy a 400 dollars stereo set in 9 months. How much should she invest at 3% simple interest to have the money then?

    asked on September 1, 2012
  33. Physics

    If you hold a pocket mirror almost at arm's length from your face,and note how much of your face you can see; to see more of your face, should you hold the mirror closer or farther away , or would you have to get a larger mirror? I tried this, but I could

    asked on March 8, 2008
  34. math

    solve the system of equations by elimination. 3x-4y=22 2x+5y=7

    asked on February 4, 2011
  35. Math

    A patio was to be laid in a design with one tile in the first row,two tiles in the second row,three tiles in the third row, and so on. Mr Tong had 60 tiles to use. How tiles should be placed in the bottom row to use the most tiles?

    asked on May 3, 2014
  36. physics

    A chunk of Martian rock falls off of a cliff and drops 47.7 m in 5.00 s. What is the acceleration due to gravity on the surface of Mars?

    asked on September 29, 2014
  37. physics

    free fall on the moon is 1.62m/s2 What is the lenght of the pendulum whos period on the moon mtches the period of 1.80m long on Earth?

    asked on February 26, 2011
  38. Art History

    I have the following question to write an essay about: How did the development of academics in France and England change the way artists were taught from earlier academics and create a new style? What was this new style? In my book it never mentioned the

    asked on December 13, 2018
  39. statistics - conditional probability

    Event A has probability 0.9 of occurring. Event B has 0.2 chance of occurring if, and only if, event A has occurred. What is the overall probability that event B will occur? I'm so confused. This seems so simple, I'm not sure why I can't reason through it.

    asked on September 25, 2013
  40. Math

    A basketball player scored 18 times during one game. He scored a total of 35 points, two for each two point shot and one. For each free throw. How many two point shots did he make? How many free throws?

    asked on August 12, 2014
  41. chemistry

    A sample of aluminium has a mass of 6.3g, calculate 1.the number of mole of aluminium present.2.the number of atoms of aluminium take(AL=27)

    asked on March 13, 2019
  42. math

    a 20-foot ladder is placed against a vertical wall of a building, with the bottom of the ladder standing on level ground 16ft from the base of the building. how high up the wall does the ladder reach?

    asked on October 31, 2013
  43. algebra

    In mixing a weed killing chemical a 40% solution of the chemical is mixed with an 85% solution to get 20 L of a 60% solution. How much of each solution is needed?

    asked on May 9, 2015
  44. statistics

    What 2 aspects of the data determine which measure of central tendency use?

    asked on January 21, 2016
  45. Statistics

    4. The data below are from an independent-measures experiment comparing three different treatment conditions. Treat. 1 Treat 2 Treat 3 0 1 4 0 4 3 G=24 0 1 6 2 1 3 Σ X² = 92 T=2 T=6 T=16 SS=3 SS=9 SS=6 Use an analysis of variance with α of .05 to

    asked on March 25, 2013
  46. computer

    software programs that allow you to legally copy files and give them away at no cost are called which of the following? a) timeshare b) public domain c) shareware d) probeware d

    asked on November 3, 2010
  47. Math

    Equal groups riddle. I am a number between 20 and 30. When you put me into 6 equal groups, there is an even number in each group and 1 is left over.

    asked on January 24, 2008
  48. Math-fractions

    A book shelf is 3 1/2 feet long. Each book on the shelf is 5/8 wide. How many books will fit on the shelf? I don't know how to turn fractions into feet. Help please

    asked on January 29, 2016
  49. Statistics

    The intermediate answers from some calculations based on whole number scores are X= 4.3467892 and Y= 3.3333. For the next step, after rounding, what values of X and Y do we use?

    asked on January 17, 2016
  50. physics

    AHHHHHH Help!! Mass on string of unknown length oscillates witha period of 6.0s What if string length is doubled? amplitude dbl?

    asked on February 27, 2011
  51. physicss

    A long string carries a wave; a 5.40-m segment of the string contains three complete wavelengths and has a mass of 180 g. The string vibrates sinusoidally with a frequency of 45.0 Hz and a peak-to-valley displacement of 19.0 cm. how do you go about writing

    asked on May 21, 2010
  52. Algebra

    A rock is thrown upward with a velocity of 15 meters per second from the top of a 49 meter high cliff, and it misses the cliff on the way back down. When will the rock be 3 meters from the water, below? Round your answer to two decimal places.

    asked on August 29, 2015
  53. 3rd Grade Math

    "Tommy has 16 toy trucks. How many different arrays can he make with all the trucks?What are the arrays?"

    asked on December 15, 2011
  54. Math

    A lamppost is 20 feet tall and a man is standing 30 feet away casting a 10 foot shadow. How tall is the man?

    asked on June 9, 2019
  55. Math

    Jeff has 12 coins that have a total value of $2.25.If there are only quarters and dimes, how many of each kinds are there?

    asked on May 3, 2014
  56. Chemistry

    1) Determine the equilibrium constant, Keq, at 25°C for the reaction 2Br– (aq) + I2(s) ⇌ Br2(l) + 2I– (aq) My wrong answer: 7.6e-10 2) Aluminum metal is formed by the electrolysis of Al2O3 in molten cryolite. How many minutes are required to form

    asked on May 17, 2011
  57. Algebra

    I have to find the slope using {0,7}, {-4,2} to write an equation in slope-intercept form. Can someone check my work? 2 - 7 5 m = ———— >>> m = - ———— -4 - 0 4

    asked on December 14, 2018
  58. Math

    In how many ways can 4 people be chosen and arranged in a straight line, if there are 5 people from whom to choose? A shirt company has 3 designs that can be made with short or long sleeves. There are 5 color patterns available. How many different types of

    asked on May 30, 2017
  59. Math

    The number of tickets sold each day for an upcoming performance is given by N(x)=-0.3x^2+9x+15, where x is the number of days since the concert was first announced. When will daily ticket sales peak and how many tickets will be sold that day?

    asked on March 18, 2014
  60. statistics/ mean median mode

    What 2 aspects of data determine which measure of central tendency to use ?

    asked on January 19, 2016
  61. Psychology

    Explain what the quote “The person I am mournfully greets the person I might have been,” means in the context of a mid-life transition.

    asked on November 7, 2018
  62. Algebra

    $6300 is invested, part of it at 11% and part of it at 8%. For a certain year, the total yield is $597.00. How much was invested at each rate?

    asked on April 17, 2014
  63. Honor Biology

    Without oxygen, cellular respiration grinds to a standstill, although glycolysis can continue to make some ATP anaerobically for a short time. When oxygen runs out, why does electron transport stop? Why do you thing the Krebs cycle stops?

    asked on December 6, 2010
  64. Microeconomics

    A profit-maximizing firm in a competitive market is currently producing 100 units of output. It has average revenue of $10, average total cost of $8, and ficed costs of $200. What are the firm's profit, marginal cost, and average varible cost respectively?

    asked on September 23, 2010
  65. Science

    How the invasive/ keystone species directly effects at least 3 other species within the community. My invasive species: west indian mongoose My keystone species: hummingbird My biome: tropical rainforest

    asked on October 8, 2017
  66. Math

    Sondra has a lot of cats (which have four legs) and parakeets (which have two legs) but no other pets. Among her pets, Sondra counts 57 heads and 176 legs. How many cats does she have?

    asked on September 7, 2015
  67. Math

    The base of a triangle is 8cm greater than the height . The area is 24cm^2. The height is what and the base is what?

    asked on November 1, 2013
  68. Math

    I have the following question on a warm-up : What is the equation of the line that passes through the point {-2, 2} and has a slope of 5? Can someone help me to figure out the answer.

    asked on December 14, 2018
  69. statistics

    Identify the conditions of the independent variable , the dependent variable , their scales of measurement , which measure of central tendency and variability to compute and which scores you would use in the computation . We test whether participants laugh

    asked on January 23, 2016
  70. Math

    Two fire towers, A and B, are 20.3 km apart. From tower A, the bearing of tower B is 70̊. The ranger in each tower observes a fire and radios the bearing of the fire from the tower. The bearing from tower A is 25̊ and from tower B is 345̊. How far is

    asked on December 19, 2008
  71. math

    Your taxi charges $3.00 for the first one-fourth of a mile and $0.50 for each additional one quarter of a mile. How much will the charge be if you have driven for 1.75 miles?

    asked on October 14, 2015
  72. Algebra

    The formula r =2 sqrt.5L can be used to approximate the speed r, in miles per hour, of a car that has left skid marks of length L, in feet. How far will a car skid at 60 mph?

    asked on March 31, 2014
  73. physic

    A stationary 2.0 kg object is located on a table near the surface of the earth. The coefficient static friction between the surface is .80 and the coefficient of the kinetic friction is 0.65. A horizontal force of 5N is applied to the object. Determine the

    asked on March 27, 2014
  74. Chemistry

    Please tell me which Gas Law equation to use to figure out this problem... A helium balloon at 25°C, 1 atm, has a volume of 2.88 L. Additional helium is pumped into the balloon. It now contains 1.20 g of He and its new volume is 7.20 L. How many moles of

    asked on March 23, 2013
  75. statistics

    Ms.Sue What 2 aspects of the data determine which measure of central tendency use?

    asked on January 21, 2016
  76. Algebra

    In 1991, the life expectancy of males in a certain country was 70.8 years. In 1995, it was 74.6 years. Let E represent the life expectancy in year t and let t represent the number of years since 1991.. The linear function E(t) that fits the data is E(t)=

    asked on February 12, 2014
  77. math

    A large rectangular movie screen in an Imax Theater has an area of 9975 square feet. Find the dimensions of the screen if it is 10 feet longer than it is wide.

    asked on September 11, 2019
  78. Marketing

    Identify the strategy decisions a marketing manager must make in the Price area. Illustrate your answer for a local retailer

    asked on October 10, 2010
  79. Math

    A triangular traffic island has a base half as long as it's height. The island has an area of 144m^2. Find the base and the height.

    asked on February 20, 2014
  80. chemistry

    calculating the molarity of acetic acid in a vinegar sample given that 5.00 of vinegar required 43.50 mL of 0.1050 M NaOH to just reach the methyl red endpoint.

    asked on April 24, 2013
  81. Math

    Lisa attended 72% of 32 school events. How many schol events did Lisa not attend? my answer is 8

    asked on September 12, 2012
  82. SCIENCE

    what is an inference? a) a conclusion that has been tested and accepted b) what is really occuring c) a tentative conclusion based on observations d) an observation made with a sense other than sight C

    asked on September 5, 2010
  83. statistics

    You measure 64 children , obtaining a X of 57.28 . The mean is 56 and sd is 8 Slug says that bc this X is so close to the mean of 56 , this sample could hardly be considered gifted. A. Perform the appropriate statistical procedure to determine whether he

    asked on January 31, 2016
  84. physics

    A mass on a string of unknown length oscillates witha period of 6.0s What is the period if the mass is doubled?

    asked on February 26, 2011
  85. algebra

    solve for x Inx-In5=0 x=5 n=0

    asked on June 20, 2016
  86. Chemistry

    CONSIDER THE FOLLLOWING UNBALANCED REDOX EQUATION: IO3^-(AQ) + Al(S)-->I2(S) + A;^3+(AQ) A. WHAT IS THE OXDATION NUMBER OF IODINE IN THE IODATE ION? I GOT IO3^6(AQ)? B. WHICH SPECIES IS THE REDUCING AGENT I GOT AL^3+(AQ) C. USING THE OXIDATION AND

    asked on November 30, 2011
  87. statistics

    You measure 64 children, obtaining a X of 57.28. Slug says that bc this X is so close to the mean of 56, this sample could hardly be considered gifted . A. Perform the appropriate statical procedure to determine whether he is correct. B. In what percentage

    asked on January 30, 2016
  88. algebra

    A company that manufactures bikes has a fixed cost of $8,000. It cost $800 to produce each bike. The total cost for the company is a sum of fixed cost and variable costs. Write the total cost, C, as a function of the number of bikes produced x then find

    asked on July 12, 2015
  89. Math

    Write the opposite of 0 Celsius and 32f temperature as integer. Plz help

    asked on September 6, 2014
  90. Math

    Write an equation for the line of the given point and perpendicular to the given line. Please help (5,-4);2x+9y=4

    asked on September 21, 2013
  91. Chemistry

    Calculate the mass of sodium sulfate decahydrate need to make a 500ml solution that is .025m in sulfate anion?

    asked on October 26, 2011
  92. English

    Identify the sentence with correct subject-verb agreement. a)The crowd was yelling, "De-fense, de-fense." b)The crowd were yelling, "De-fense, de-fense." c)The crowd are yelling, “De-fense, de-fense.” d)The crowd yelling, “De-fense, de-fense.” I

    asked on March 14, 2010
  93. Math

    The book shelly is reading has 235pages. She has already read 110 pages. If she reads 25 pages a day from now on, how many more days will it take her to complete the book?

    asked on May 3, 2014
  94. physic

    A stationary 2.0 kg object is located on a table near the surface of the earth. The coefficient static friction between the surface is .80 and the coefficient of the kinetic friction is 0.65. A horizontal force of 5N is applied to the object. Determine the

    asked on March 27, 2014
  95. Math

    A 15-foot ladder is placed against a vertical wall of a building, with the bottom of the ladder standing on level ground 12 feet from the base of the building. How high up the wall does the ladder reach?

    asked on March 18, 2014
  96. statistics - conditional probability

    Event A has probability 0.9 of occurring. Event B has 0.2 chance of occurring if, and only if, event A has occurred. What is the overall probability that event B will occur? I'm so confused. This seems so simple, I'm not sure why I can't reason through it.

    asked on September 25, 2013
  97. Honor Biology

    In an experiment, plants were grown under colored filters that allowed equal amounts of light of different colors to strike different plants. Under which filter do you think plants grew the slowest? Why?

    asked on December 6, 2010
  98. Probability

    Roll two fair dice. what is the probability that you get a 2 and a 5 without regard to which is on which die? What is the probability of at least one 2 or one 5? What is the probability of a sum of 7? "what is the probability that you get a 2 and a 5

    asked on December 3, 2006
  99. statistics/ mean median mode

    1. What two aspects of the data determine which measure of central tendency to use? 2. Why is it best to use the mean with a normal distribution ? Questions are from chapter 4 Basic Statistics for the Behavioral Sciences 7th edition

    asked on January 19, 2016
  100. Math

    An architect has allocated a rectangular space of 240ft^2 for a square dining room and a 14 ft wide kitchen. Find both the width of the square dining room and the length of the entire rectangular space.

    asked on August 2, 2014

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