Math grd12

4,586 results, page 38
  1. I need help

    Answer the following questions: i.Which factors are important in multitasking for thread initialization? ii.What is the use of program segment prefix and where is located. iiiWhat is the difference between the interrupt routine and the strategy routine?
  2. Anyone good with probability??

    Mark, Carrie, Max, and Jane are doing a probability experiment in math class. They flip a coin 200 times and record their results. Heads:120 Tails:80 Question 2 on their lab sheet asks for the theoretical probability of flipping heads. They come up with
  3. Math

    In the Math department of a school, 10 teachers have YM accounts, 13 have GM accounts, and 6 have both accounts. How many teachers in Department have YM or GM accounts?
  4. physical science

    how does matter connect to science? how does matter connect to the world? how does matter connect to you? how does matter connect to math?
  5. math

    Hello, and thank you in advance for your help! I'm writing on behalf of my daughter in 6th grade, who was crying last night about a project that's due tomorrow (Wednesday). For Math, she's supposed to choose her favorite number (16) and create a "project"
  6. Advanced Algebra

    Max has just won some money on a game show! He has the option to take a lump sum payment of $500,000 now or get paid an annuity of $4,900 at the beginning of each month for the next 10 years. Assuming the growth rate of the economy is 2.9% compounding
  7. math

    i have math homework and it says i have to find 1 pair of rectangle that are simular and find the scale factor but i cant find the scale factorthe k rectangle is 4 cubes base by 3cubes height and n rectangle is 12 cubes base and 1 cube height but i cant
  8. math

    Help. I have not done math in a long time. I need help making the equation. I will be able to complete the equation if I only knew how to write out the equation. At a depth of x feet under water, the pressure in pounds per square inch is .43x + 14.7. What
  9. english

    School has increased in its difficulty over the years. In the past, kindergarten was carefree; all I had to do was finger paint, crafts, and daily nap-times, which gave me the rest I needed. During my elementary years, math went from adding and subtracting
  10. Physics

    What is the force of gravity at 220 miles above Earth's surface? Calculate how much of a g force the astronauts are actually experiencing. The solution for this math problem is a percentage. You can calculate it using the Algebraic equation: gr = R2/r2 x g
  11. Jobs(9th)

    We are finding out what people do for their jobs. My job I got was an Interior Designer and I have to find out more about it but I need help. Description and Duties: I put Plan,design,and furnish interiors of homes and buildings. Education and Training:I
  12. 8th Grade Algebra

    Musicians generate sound waves when they sing or play an instrument. The rate at which a sound wave vibrates determines the musical note, or pitch, that you hear. For example, The A note above a note called Middle C has a frequency of 440 vibrations per
  13. math

    since 120/500 is equal to 100 that means ...............i still don't get it......... please..... i need help.can you at least give me the answer please tbhis is hohnors math and for me its hard........ Tom,Ted,Tony,Terry worked together on a job.The job
  14. Probability help!?

    I have a bag of 20 m&m's. 6 are red; 7 are blue; 4 are green; 3 are yellow. if I took one out, what is the probability of picking yellow??? Help. t.y. Pr yellow= waystogetyellow/total= 3/20 Is there a way to illustrate this? thank you. (for some reason, I
  15. Chemistry

    So this is a three part question. I solved the first part correctly but I need help with the second and third. Q: The dissociation equilibrium constants for the protonated form of of alanine (a diprotic amino acid, H2X+)are Ka1 = 4.6 x 10^-3 and Ka2 = 2.0
  16. Scientic Notation

    A family refers to a group of two or more people related by birth, marriage, or adoption who reside together. In 2000, in Country A, the average family net worth was 430,000 and there were about 9.2 x 10 to the seventh power families. Calculate the total
  17. math

    help please find the greatest common factor of 385 and 1365. 385=5x7x11 1365=3x5x7x13 now which factors do you see common? 5x7 or 35 Here is what I had 385=5x7x11 1365=3x5x7x13 5x7=35 is this correct yes, exactly how I showed you thank you yes your math is
  18. PreCalculus

    I'm so confused... I've always been good at math but this year I'm just not getting it. But I know i can I always get help and a REAL explanation from the people on here so... A steel drum in the shape of a right circular cylinder required to have a volume
  19. Economics/Calculus

    Asher is a stay at home dad who provides math tutoring for extra cash. At a wage of $30 per hour, he is willing to tutor 5 hours per week. At $45 per hour, he is willing to tutor 6 hours per week. Using the midpoint method, the elasticity of Asher’s
  20. Economics

    Asher is a stay at home dad who provides math tutoring for extra cash. At a wage of $30 per hour, he is willing to tutor 5 hours per week. At $45 per hour, he is willing to tutor 6 hours per week. Using the midpoint method, the elasticity of Asher’s
  21. math equation

    Please help me to work this out using the inversion method (I'd appreciate if you could provide a step by step breakdown (I don't understand how to do it and my math really sucks!!): Jim spent 1/3 of his salary on food. He spent 1/4 of it on shoes. He has
  22. Fine Art

    9. Features including easily understood symbols, illumination, and colorful shapes are common in a. paintings from the Gothic period b. paintings from the Romanesque period c. Islamic art d. paintings done by monks A 17. Because of the style of some
  23. Fine Art

    9. Features including easily understood symbols, illumination, and colorful shapes are common in a. paintings from the Gothic period b. paintings from the Romanesque period c. Islamic art d. paintings done by monks A 17. Because of the style of some
  24. MATH

    lWhat is the PROCUREMENT cost of the below systems? Cost Types Cost (in millions) Research/Development $400 Procurement of Prime mission $800 Procurement of support equipment $100 Procurement of Initial Spares $100 Operations & and Support $70,000 Disposal
  25. English

    1. I go to academy for my English. 2. I go to an academy to learn English. 3. I go to an English academy after school. 4. I go to English academy to learn English. 5. I go to a private institute to learn three subjects such as English, math and science. 6.
  26. algebra

    A math class has 3 girls and 7 boys in the seventh grade and 2 girls and 2 boys 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 selects
  27. math

    (16) Tom took a 1900-mile trip by bus and plane. The bus averaged 60 miles per hour and the plane averaged 700 miles per hour. If the trip took 5 hours, how many miles did Tom travel by bus? [150 miles]math
  28. Math

    (4.44e-2 - x) (8.06e-2 - x) / (0.331 + 2x)^2 = 1.80e-2 I need to rearrange this equation so that I can get a,b, and c, for the quadratic equation but I am not sure how to do this. Thank you for the help. Math(Please answer, thank you) - bobpursley, Sunday,
  29. Math

    A. A survey of 110 teachers showed that 28 of them have a second job. B. A survey of 90 teachers showed that 27 of them have a second job. C. A survey of 70 teachers showed that 21 of them have a second job. D. A survey of 80 teachers showed that 32 of
  30. statistics/Help Please!!

    In a sample of seven cars, each car was tested for nitrogen-oxide emissions (in grams per mile) and the following results were obtained:0.18, 0.12, 0.05, 0.19, 0.18,0.13, 0.15. Assuming that this sample is representative of the cars in use, construct a 98%
  31. Math

    In a math class 70 students received an A on the third test, which is 175% of the students who received an A on the second test. How many students received an A on the second test
  32. algebra

    A middle school student is doing a math project in which she has to make a graph of the different ways students get to school. To collect her data, she stands under the bus canopy and asks 100 students how they normally get to school. Is her data valid?
  33. math

    Julie Fleming owns 903/4 acres of land in Arizona. She sells one-third of the land and deeds 1/4 of the reminder to her son. How many acres of land does she have left? Is that 90 3/4 (ninety and three-quarters) acres? If so then 90 3/4 = 363/4 Thus
  34. Math (algebra)

    Could you help me with this math question: A can in the shape of a right circular cylinder is required to have a volume of 500 cubic centimeters. The top and bottom are made of material that costs 11 cents per square centimeter, while the sides are made of
  35. DrBob222 please check

    DrBob222 please check my physics question posted at 8:55pm. The subject is drwl please check. I am not getting a response from drwl. Thanks! Mary DrWLS is not on right now. My physics is too poor to trust my answers. Bob Pursley is smarter than I am; he
  36. Advanced Algebra

    In the definition of intercepts, it says THE y-intercept, but AN x-intercept. Sketch a graph which shows that a function could have more than one x-intercept. Explain why a fuction could not have more than one y-intercept. How about the x-axis? If it had
  37. ipc

    Arrange the following from the most work to the least. For each instance, calculate the total amount of work done. Show all calculations, including units of measure. 1. pushing a box of math books weighing 600 newtons a distance of 20 meters 12000J 2.
  38. Quick math help

    My math exam is coming up Friday and I need help!! Can you please guide me throgh the processes on the three questions? Thank you so much greatly apreciate it!! Write the standard form of the equation of each line given the slipe and y-intercept. 1. Slope=
  39. math

    the maximum number of pieces into which a pizza can be cut by making 6 cuts. Answer is from 1-31. The formula calculating the maximum pieces cut from a circle is: c*(c+1)/2 + 1, where c is the number of cuts. See math,hws,edu/~mitchell/Math135F05/Day18,pdf
  40. U.S. History (Check, Please!)

    What was the significance of the Soviet Union's launching of Sputnik in 1957? A: The Soviet Unions's launching of Sputnik in 1957 led Congress to create the National Aeronautics and Space Administration (NASA) to coordinate research in rock science and
  41. math

    No idea how to do this. I looked in my book and there usually is a data set present to get the first, second and third quartile. The lifetimes of lightbulbs of a particular type are normally distributed with a mean of 392 hours and a standard deviation of
  42. Math I need help ASAP!

    1. which of the following is true of a random sample? a. it is the only way to sample a population. b. each member of the sample is a volunteer. c. it is always the easiest way to sample a population. d. each member of the population has an equal chance of
  43. math (pre clac)

    so its this picture of a rectangle inscribed in a circle. the circle has a radius of 2. the vertexes of the circle are present in every quadrant, but you cant tell exactly whgat point they represent. point Q (x,y) is the vertex of the rectangle in Quadrant
  44. definition

    What does environmental studies mean Environmental studies is the systematic study of human interaction with their natural environment. It is a broad field of study that includes, in addition to the natural environment, built environments, social
  45. Algebra

    Could you please help me with some math problems? Thanks! Add or subtract terms wherever possible. 1. 2 cube root of 135 + cube root of 455 2.y cube root of 24 - cube root of 192xy^3 none of your numbers in the cube roots in either question can be "broken
  46. math-Ms. Sue

    ms Sue I was not sure how to do a response to you but my prior question was the following and you had answered to take the total number of students and make this the denominator and the history majors the numerator which I did and makes this 300/1225 so
  47. MATH

    Katie must take five exams in a math class. Her scores on the first four exams were 68, 66, 82, and 80. Answer the following questions: The maximum score on an exam is 100 points. If it is not possible for Katie to achieve the required score on the exam,
  48. computer science

    I have a project due May 17. I have to create a math game using a GUI/Menu. The game has to give the user the option to chosse between which subject they would like to work on: adding, subtracting, dividing, multiplying integers; adding, subtracting,
  49. literature

    Sharing the names of the authors and illustrators allows children to see: A. that books are created by people. B. that books are real. C. that writing books can be a profession. D. that illustrating books can be a profession. I would think its A Having
  50. basic math

    first I have one simple question how many feet is 58 inches?? and how do you figure that? Also Thanks teachers and students for taking your time to help other students! this site actually helped me to get into the airforce and I'm very excited about that.
  51. ELA

    Christine scarfed that whole bag of chips herself what is another way of saying scafed wit out using slang Did she steal them? Did she grow them? Did she step on them? Did she twirl them in her hair? What did she do with those chips? ?? the diffigult thing
  52. factoring cubes

    how to factor x^3-27 well since 27 is a perfect cube and so is x^3 wouldn't the answer be x-3? no, its something like (2x-3)(?x^2+?X+?) i don't know how to figure all the parts out. Here's the format for the difference between two cubes: (a - b)(a^2 + ba +
  53. math question

    I am trying to study for a basic math entrance exam and can not recall how to work out the following question. Here it is: Three people who work full time are to work together on a project,but their total time on the project is to be equivalent to that of
  54. Physics

    This is a theoretical question, ignore the numbers. A 205-kg log is pulled up and to the right on a ramp by means of a rope that is parallel to the surface of the ramp. The ramp is inclined at 30.0 degrees with respect to the horizontal. The coefficient of
  55. Chemistry, equilibrium molarity

    At a particular temperature, K=3.75 for the following reaction. SO2(g) + NO2(g) (reversible arrows) SO3(g) + NO(g) If all four gases had initial concentrations of 0.500 M, calculate the equilibrium concentrations of the gases. This is what I've done so
  56. Math

    the average score on a math test for 16 students was 66. six more students took the test. the average of the six was 74. What was the average of all of the students?
  57. English

    1. Mom can solve this problem. 2. Mom can solve this math problem. ------------------------------------------------ What does #1 mean? Can #1 mean #2? Can #1 mean that she can solve a problem in life?
  58. Physics for Technology

    I have been out of school 27 years; no Algebra or Trigonometry training: only remedial math. This class is part of a Diploma program, no placement test required - I am out of my depth. I had a tutor for an hour last Tues., with another appt. this Tues.
  59. Chemistry URGENT

    I am not good with math problems. I need help with these two problems. I'm not sure what equations to use. please help. A student heated a hydrated salt sample with an initial mass of 4.9702 g. After the first heating, the mass had decreased to 3.0662g. 1.
  60. Math 7 - NYS Math Exam Review Help! (Q2)

    9. Eric's mother wants to help him with his math homework. She puts 24 cookies in a cookie jar. Twelve (12) of the cookies are chocolate chip, 8 are oatmeal, and 4 are peanut butter. She then has Eric select a cookie from the jar without looking. Next,
  61. microeconomic

    How might an investor who holds a regular 10-year Treasure note end up earnig higher real interest returns over a decade than someone who holds an inflation-protected 10-year Treasure note for the same period? I believe the inflation protected note has
  62. physics- what did i do wrong

    If the bus is 100 meters ahead of the car and the bus is travling at 65 km/hr and the car at 78km/hr, how long will it take the car to catch the bus? I used the following formula, but was informed my answer was wrong. 100m + (t) 65km/hr = 0 + (t)78km/hr
  63. vocabulary

    what does frustrastion mean? excuss my spelling. Frustration is the feeling that you get when you try to do something and can't. You may feel frustration when you can't figure out how to do a math problem. You may feel frustration when you're shooting
  64. science

    Arrange the following from the most work to the least. For each instance, calculate the total amount of work done. Show all calculations, including units of measure. 1. pushing a box of math books weighing 600 newtons a distance of 20 meters 12000J 2.
  65. 6th grade math

    I still do not understand this problem? find a number such that when added to the numerator and denominator of 2/11 yields a fraction equivalent to 1/2? thanks If you add 7 to the numerator and 7 to the denominator you get 9/18. 9/18= 9x1/9x2 = 1/2 It
  66. Computers

    1) What is the purpose of computer simulations? A. to provide virtual hands-on experience when actual hands-on experience is not possible*** B. to provide an online version of a printed text C. to provide clip art about the subject being studied D. to
  67. Math

    My daughter is in 3rd grade and starting some basic geometry. Her homework today shows a parallelogram with the 4 corners labeled LMNO. Her first question is give two names for this parallelogram. Her answers were LM and NO. I told her that those were two
  68. psychology

    Gavin, a seventh grader, has more trouble in school than many of his peers, particularly with word problems in math and other areas that aren't concrete and tangible. In spite of high motivation, he still struggles, and new situations and problems “throw
  69. Statistics

    A roster contains the names of 12 students from the School of Math, Science and Engineering (MSE) and 8 students from the Dreeben School of Education (DSE). Determine the probabilities of randomly selecting the following if the selection is done without
  70. word problem

    A disoriented driver crosses diagonally from one corner of a 150 m by 275 m lawn to the far corner. How far does the wayward driver drive across the lawn? Give an approximate answer to three decimal places. What formula would I apply to solve this?
  71. dwrls,math

    PLEASE LOOK IN THE BOTTOM OF THIS MESSAGE...... solve for x: 3x - 2y = 6 i need help in solving this: the possible answers has to be one of these: A)2y +6 divided by 3 b)3x -6 divided by 2 C) 2 + 2y D) 2/3y + 6 but how i keep trying and i don't get non of
  72. To Ms. Sue

    Ms. Sue Hi! Im not sure if you will be able to help me with this one, since is Math homework, but this time is just to confirm if Im right the question is: What is 1,112,433 rounded to the nearest ten thousand? A. 1,120,000 B. 1,100,000 C. 1,110,000 D.
  73. Unit 1

    Math please in a certain school 55 students are taking French this number increases at the rate of 4 student per year the number of student taking Spanish is 95 and has been decreasing at the rate of 6 students per year write and solve an equation to find
  74. Algebra III / Core II

    It has been since the beginning of last year since I last did this math and the teacher I currently have is a sub and doesn't know what the heck she's doing either - so if anyone can help me, that'd be oh so amazing! a. Solve d=rt in terms of d and t. b.
  75. science

    Arrange the following from the most work to the least. For each instance, calculate the total amount of work done. Show all calculations, including units of measure. 1. pushing a box of math books weighing 600 newtons a distance of 20 meters -12000J 2.
  76. Java Computer Science

    So in math, a restriction can be set. For example 30
  77. chemistry

    I have the 1st part of the answer to my question I guess what I don't understand is the 2nd part of the question. I am supposed to 1. predict how ke increases in temperature, 2. predict how equilibrium will shift when pressure is decreased and 3. predict
  78. math,drbob222

    I'm sorry the problems i posted had a couple of errors how i posted it here they are: Posted by DrBob222 on Friday, November 24, 2006 at 6:19pm in response to Math. Thanks for showing your work. It helps us to know where you are having trouble. #4. [25/
  79. math

    how do you solve this type of math problems that indicates to perform the indicated operations for 3 and 3/4 divided by 1 and 3/8 convert the whole numbers into fractions. 3 3/4 = 15/4 1 3/8 = 11/8 to divide 15/4 by 11/8 invert the denominator and
  80. senior courses

    this is a reply to Ms.Sue's question yesterday. my college and career goals are to do with Foods. cooking, culinary arts .. but i don't think that i can chose my next year (12th grade) courses according to that, can i? those are my plans for college right
  81. 8th grade Algebra

    I'm trying to help my young friend -- and am totally lost. He has a math crossword puzzle and here are three words we cannot find. 11. The number of solutions of a system in which the lines are parallel 11 letters, probably beginning with N 14. A line used
  82. math

    i need help with roman numerals asap I is 1 V is 5 X is ten L is 50 C is 100 D is 500 M is 1000 with this you can make any number you can only put 3 of anything in a row though so you can only do III not IIII for 4 you IV if a smaller symbol is in front
  83. math

    8 divided by 3 plus 6= You asked 8 divided by 3 plus 6= (8/3) + 6 = 2(2/3) + 6 or 8/3 + 18/3 = ??/3 I don't understand how to describe pairs of related variables what's the difference between dependent & independent variables I'm not what class your
  84. drbob222, math , algebra

    Can you recheck this hopefully this time i did it correctly. Directions: Crafts. Rose's garden is in the shape of a trapezoid. If the height of the trapezoid is 16m, one base is 12m, and the area is 224m ^2, find the length of the other base. My answer:
  85. Geometry

    Can anybody help me with this word problem? A homeowner, who loves math, decides to make a garden/patio area in the following way. She decides to make the gardening area, where she will plant roses bushes in the shape of an equilateral triangle having a
  86. Math

    Abby can buy an 8 pound bag dog of food for $7.40 or a 4 pound bag of the same dog food for $5.38. Which is the better buy? My answer: I would have to say to buy an 8 pound bag of dog food. I am confused though if they are asking what math operation to do.
  87. Algebra 2

    The force needed to overcome friction and drag a person across the floor depends on the person's weight. Manuel Dexterity can drag Gil O' Teen across the floor by pulling with a force of 51 pounds. Gil's brother, Nick who weighs twice as much can be
  88. Math

    Hi, my name is Jane:). Math is my worst subject ever, so it surprised me how I'm in the advanced class! The teacher doesn't exactly explain things well and I'm not easily understanding the lessons. He told me if I don't turn in this packet we'll have
  89. Economics

    PROBLEM SOLVING 1: "ANDREA'S SOFTWARE BUSINESS" I. Complete the following table: DO THE MATH Data Number of Programs Total Fixed Costs Total Variable Costs Total Costs Marginal Costs Average Fixed Costs Average Variable Costs Average Total Costs 0 $60 $0
  90. Algebra

    Math club purchased 3 adult tickets and 12 student tickets for $262.50. Physics club purchased 4 adult tickets and 8 student tickets for $230.00. How much do the adult and student tickets cost?
  91. Physics/Math

    A can of sardines is made to move along an x axis from x1 = 0.2 m to x2 = 1.2 m by a force given by F = iF0exp(-0.4x), with x in meters and F0 = 4.5 N. (Here exp is the exponential function.) How much work is done on the can by the force? For Further
  92. Math Help!!!

    15. A survey about the student government program at a school finds the following results: 110 students like the program. 120 students think the program is unnecessary. 210 students plan on running for student government next year. If a circle graph were
  93. Another math help...

    I also need help with these two math word problem... 1) In a recent year, Wisconsin growers produced 281.72 million pounds of the 572 million pounds of cranberries grown in the United States. What percent of the total cranberry crop was produced in
  94. statistics in psychology

    An analysis of the combined SAT scores (Verbal + Math) of a sample of psychology majors at one school indicated that the mean was 939 and the standard deviation was 166. Show your calculations used the answer the following two questions. a. A special
  95. Algebra 2

    I got no response so I guess I'll try again The force needed to overcome friction and drag a person across the floor depends on the person's weight. Manuel Dexterity can drag Gil O' Teen across the floor by pulling with a force of 51 pounds. Gil's brother,
  96. math/unit rate

    please help me find the definition for unit rate. It depends upon what kind of unit. Go to and type in unit rate. There is one source there for hotel unit rates, another for unit rates for the medical field, etc. You may also go to
  97. Reference Letter

    Hey Im trying to write a Reference letter, and Im kind of having trouble starting off. I have to imagine myself as an adult who knows me as a student.Then I have to create a made up letter of reference for myself based on what I hope someone would honestly
  98. Chemistry

    This is a problem I got on my Mastering Chemistry homework: Consider the following reaction: H2(g)+I2(g)⇌2HI(g) A reaction mixture at equilibrium at 175 K contains PH2=0.958atm, PI2=0.877atm, and PHI=0.020atm. A second reaction mixture, also at 175 K,
  99. Math ms sue help

    please help me with these defintions of math terms please: a number that can be expressed as the product of 3 equal factors? a number that can be expressed as the product of 2 equal factors product of 1 and a radical product of a rational number and a
  100. Math 201

    I am having problems with this question in my math class. Consider a student loan of ​$25,000.00 at a fixed APR of 12% for 25 years. a. Calculate the monthly payment. The monthly payment is $263.31 b. Determine the total amount paid over the term of the


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