1. physics

    Find the acceleration of the block of mass M = 4.79 kg (m = 4.03) (KE = 0.1)
  2. Physics

    MASS PUSHED BY A SPRING A block of mass m=2 kg on a horizontal surface is connected to a spring connected to a wall (see figure). The spring has a spring constant k= 16 N/m. The static friction coefficient between the block and the surface is μs= 0.7
  3. Statistics

    I need to find the measures of spread and center for each data set in a problem I am doing. How do I do that? Also, is the center the mean(average)? Or the median?
  4. English

    1) at five years old he went to live in Mexico (or at the age of five is better???) 2) The group dissolved (and not was dissolved??) 3) What did film director offer to him? (.. Answer: the part of Frodo AND not offer him???) 4) He played (or he acted) in
  5. math

    Find two of the three possible numbers that can be placed in the set below so that the median of all 5 numbers would equal their mean. {3, 6, 9, 10}
  6. Logarithms

    1.) A fossil is burned and the CO2 produced is captured. It produces 453 counts of radiation per gram. Under the same conditions atmospheric CO2 produces 19 277 counts. Calculate the age of the fossil. I have the formula: Nt = N0 e^ -t(ln2)/T Nt is the
  7. physics

    A 2kg block situated on a rough incline is connected to a spring of negligible mass having a spring costant of 100N/m.the pulley is frictionless.the block is released from rest when the spring is unstretched.the block moves 20 cm down the incline before
  8. Math

    The scale on a map is 2 in = 7 miles. The distance from your cousins' house to your house is 20.5 miles. How far apart would your houses be on a map.
  9. math

    I need an equation that represents 56 houses for sale x will represent floor plan one and y will represent floor plan two
  10. Math

    1. Mark is 5 years younger than his 16 year old sister. What is Mark's age. Write in equation form. 2. Vinn works at the petshop for $11 per hour. How many hours did he work if he made $93.50? Write in equation form.
  11. Math

    John is a 45 year old and wants to retire at age 65. He wishes to make monthly deposit into an account paying 9% compounded monthly so when he retires he can withdraw $320 a month for 30 years. How much should John deposit each month?
  12. Geometry

    I have several questions, because my geometry final is tomorrow. I've completed most of the review, but can't seem to figure out these questions. It would be great if someone could tell me how to solve each equation. 1. Find the radius of the circle with
  13. Stats

    a) IHI insurance is interested in determining whether younger drivers (below the age of 25) are more prone to motor accidents than older drivers (25 or older). A random sample of 70 IHI policyholders below the age of 25 were selected and whether they had
  14. Pseudocode with sequential, selection and arrays

    Analyze, design, and document a simple program that utilizes a good design process and incorporates sequential, selection and repetitive programming statements as well as at least one function call and the use of at least one array. Each of these items
  15. MATH

    Find the surface area of the 4 x 4 x 4 cm Prism shown. You may want to draw a net to help you. Remember to answer in the correct units of measure for area. (10 points) (Points :10) 96cm 48cm2 96cm2 3 2. [8.08] Find the surface area of the cylinder with
  16. Physics

    For parts A-C: /^Vo | 2M | velocity into pg. ->R )2m ) ------ top view rear view A car of mass, 2m, is going around a turn at a constant radius, R, with velocity, v0. The turn is not banked – it is a flat surface. Assume the car and the road are on
  17. Algebra

    The oldest child in a family of four children is twice as old as the youngest. The two middle children are 12 and 15 years old. If the average age of the children is 13.5, how old is the youngest child?
  18. math

    Fred begins walking toward John house at 3 mi/h. John leaves his house at the same time and walks toward Fred's house on the same path at a rate of 2 mi/h. How long will it be before they meet if the distance between the houses is 4 miles? First, I set up
  19. physics

    A 2.00 kg block, on a horizontal surface with coefficient of static friction 0.900, is pushed by a force that is directed down at an angle of 30.0 degrees to the horizontal. Find the minimum magnitude of the force needed to get the block to start moving.
  20. physics

    A 5-kg block lies on a smooth table top. A horizontal string connected to the block is passed over a small pulley at the edge of the table, and a body of mass 8 kg is hung from the other end of the string. Find the tension in the string and the
  21. Accounting

    Confused on the method used to solve this problem and could really use some help. The 5% is throwing me off as we don't know 5% on what amount and we assume that amount compounds over time? You are currently 25 years old and have just spent the past
  22. English

    1. We can massage old people's backs. 2. We can help them use a computer. 3. We can visit their houses and clean rooms. 4. We can take them to a bathroom in wheelchairs. 5. We can help them wash their faces. 6. We can help them take a bath. 7. We can
  23. English: British Culture Project

    For my English class, I received a British culture research project and the objective is to learn about the British culture from 449-1950. The instructions say choose a topic from one of the 14 general topics listed below. Research your topic. Develop a
  24. math

    in triangle SET, ES is congruent to ET, measure angle S = 4x - 6 and measure angle T = 3x + 3. Find the measurement of angle S, angle E, and angle T
  25. physics

    A ballistic pendulum, as shown in the figure, was a device used in the past century to measure the speed of bullets. The pendulum consists of a large block of wood suspended from long wires. Initially, the pendulum is at rest. The bullet strikes the block
  26. physics

    hello! I have been having a lot of trouble with one physics problem that I have for homework: any help would be greatly appreciated! 'A block of mass 12 kg starts from rest and slides a distance of 8 m down an inclined plane making an angle of 40 with the
  27. math

    A gallup poll of 1236 adults showed that 14% believe that bad luck follows if your path is crossed by a black cat, so n=1236 and p=0.14 1.Find the mean? 2.Find the standard deviation? 3.Find the ND (np > 5 and nq > 5 ?) 4.Find the min, max of usual
  28. Government

    1. The U.S. Constitution's Article I, Section 1 created the office for the U.S. president. A) True B) False 2. The term of office for a House member is two years. A) True B) False 3. Two requirements for members of the House are that they must be 25 years
  29. English

    I just finished reading "By the Waters of Babylon" by Stephen Vincent Benet and I have no idea what any of it means. I don't understand where the narrator came from (i mean from what country or state), what the metal is that the priests take from the
  30. Math

    I'm trying to figure out the mode and modal class and the numbers that are the mode are 17, 20, 24, 25, 31, 33 from a set of numbers. (I already figured that part out). My question is what of those numbers is the modal class or in other words what is a
  31. physics

    i have noo idea how to do this, please hellppppp A 15.6 kg block is dragged over a rough, hor- izontal surface by a constant force of 72.2 N acting at an angle of angle 34.8 above the horizontal. The block is displaced 24.6 m and the coefficient of
  32. Math

    Consider the following where s is in feet and t is in seconds. s(t) = t^3 + 4t^2 + 6t + 4 (a) Find v(t). v(t) = (b) Find a(t). a(t) = (c) Find v(3). (d) Find a(3). v(t) is the first derivative of s(t). a(t) is the second derivative of s(t). I will be happy
  33. math homework

    Distance Rate Time in Math if x=yz, find the value x given that y=2 and z=5 Given T=RV, find Rif T=4 and V=8 Given w=xyz find w if x=2,y=3 and z=6 If C=ab, find Cif a=0.65 and b=1.9
  34. Math

    Find 30% of 70. a. 40 b. 21 *** c. 2.1 d. 0.4 Find 20% of 55. a. 22 b. 11 *** c. 35 d. 30 Find 12% of 200. a. 22 b. 24 *** c. 34 d. 40 What is the best estimate of 42% of 756? a. 320 *** b. 240 c. 400 d. 420 Find 11% of 400. a. 46 b. 40.6 c. 50.6 *** d. 56
  35. Geometry

    Kelly drew four points A, B, C, and D in her notebook. A straight line joins points A and C. Another straight line joins A and B. A point D is located on the left of the line AB Kelly made the following statements about the points. Statement 1: There is at
  36. college finite math

    Cowling's Rule is a method for calculating pediatric drug dosages. If a denotes the adult dosage (in milligrams) and if t is the child's age (in years), then the child's dosage is given by D(t) = (t + 1/24)a (a) Show that D is a linear function of t. Hint:
  37. college finite math

    Cowling's Rule is a method for calculating pediatric drug dosages. If a denotes the adult dosage (in milligrams) and if t is the child's age (in years), then the child's dosage is given by D(t) = (t + 1/24)a (a) Show that D is a linear function of t. Hint:
  38. Math

    If you solve this you are officially amazing! "The diagonals of a trapezoid are perpendicular and have lengths 8 and 10. Find the length of the median of the trapezoid."
  39. Algebra

    Find the account of simple interest earned if you invest $9000 at 0.04% interest for 20 years. Then find the account balance.
  40. English

    I am writing a paper on war and human nature and I was wondering if anyone knows where I can find out how many years in human history have been without war as I can't find anything. Thanks
  41. english

    i am unable to this question complete the following by adding noun clause a)the fact is that__________________ b)this is a clear proof_______________ complete the following by adding noun clause a)Thefact is that______________________ b)This clearly
  42. Math

    her's my word problem: george is twelve years older than Jeannie. The sum of their ages in 5 years is 50. How odl is jeannie now?
  43. Psych T/F Questions

    1. Some hearing losses experienced by middle-aged adults are due to exposure to noise? True 2. A combination of progesterone and estrogen (HRT) is commonly used to treat immune system disorders? False 3. Men experience the same sudden downward shift in
  44. Algebra

    Following the birth of a​ child, a parent wants to make an initial investment P 0 that will grow to ​$70,000 for the​ child's education at age 19. Interest is compounded continuously at 6​%. What should the initial investment​ be? Such an amount
  45. Chemistry

    Based on mass spectrometer analysis of Uranium-235 and Lead-207, I have determined the age of a zircon to be 89.125 million years old. How many half-lives passed? What are the percentages of Uranium-235 and Lead-207?
  46. chemistry

    Based on mass spectrometer analysis of Uranium-235 and Lead-207, I have determined the age of a zircon to be 89.125 million years old. How many half-lives passed? What are the percentages of Uranium-235 and Lead-207?
  47. Intro to Probability

    MY MAIN PROBLEM IS FIGURING OUT WHAT DISCRETE DISTRIBUTION TO USE, BERNOULLI, BINOMIAL, DISCRETE UNIFORM, GEOMETRIC NEGATIVE BINOMIAL, OR POISSON. Every time I choose one, it's the incorrect one. Is there some way I can easily find out which one to use.
  48. Intro to Probability

    MY MAIN PROBLEM IS FIGURING OUT WHAT DISCRETE DISTRIBUTION TO USE, BERNOULLI, BINOMIAL, DISCRETE UNIFORM, GEOMETRIC NEGATIVE BINOMIAL, OR POISSON. Every time I choose one, it's the incorrect one. Is there some way I can easily find out which one to use.
  49. physics

    A 23.1 kg block is dragged over a rough, horizontal surface by a constant force of 95.0 N acting at an angle of angle 29.3 ° above the horizontal. The block is displaced 5.50 m, and the coefficient of kinetic friction is 0.341. Find the magnitude of the
  50. Physics

    A stationary 3.0-m board of mass 6.0 kg is hinged at one end. A force is applied vertically at the other end, and the board makes a 30° angle with the horizontal. A 40-kg block rests on the board 80 cm from the hinge as shown in the figure below. a) Find
  51. psychology

    Based upon your readings from the course materials and your own independent research, discuss three research findings related to development from conception to 2 years of age. Relate these findings to any topic in Chapter 2's reading. These topics include
  52. Math

    Which of the following types of information is suited for display on a double line graph? Average wages paid to men and to women over 5 years Average height of basketball players in five schools Average age of people entering the public library in five
  53. geology

    suppose you have a sample of clamshell at a paleoindian site and you measure the 14c activity of aa 100-gram sample of carbon as 320 disintegretions per scond (or 3.2 disingtegrations per gram of carbon per second). a. what was the activity(in
  54. help

    Hello, I posted this question awhile back but now that I got the answer from my advisor I need help I don't know where to look I went to factfinder for the answer and can't find it. I need to write a first person fictional journal entry of a subordinate
  55. algebra

    Two angles are complementary.The sum of the first angle and half the second angle is 82 degrees. Find the measures of the angles. What is the measure of the smaller angle? What is the measure of the other angle?
  56. GEOMETRY

    RayMO bisects AngleLMN, The Measure of AngleLMN =5x-23, The Measure of LMO = x+32, O is the point is from RayMO, the point when a bisect is made. Find AngleNMO.
  57. math

    the half life of the carbon isotope C14 is about 5700 years. A. about how many years does it take 1000 grams of this substance to decay to 500 grams? B. about what percent of the original amount would you expect to find after 1000 years?
  58. math

    the sum of the ages of two siblings is 23 and the difference between their ages is 7. if frank is the older brother of beth, determine their ages by creating a pair of simultaneous equations and solving them. this is killing me i have been working on it
  59. science

    Explain why condensation forms on a glass containing a cold drink? http://en.wikipedia.org/wiki/Condensation Warm atmosphere around the glass causes the vapors in the air to turn to liquid. First, plot some of the data to get an idea of distances and
  60. math

    Sean's older brother is 16 years old. He runs between 15 and 25 miles each week. The sum of the digits of the total number of miles that he ran last week is eight less than his age. How many miles did Sean run last week?
  61. statistics

    a. Compute the mean, median, and mode. b. Compute the variance, standard deviation, range, coefficient of variation, and Z scores. Are there any outliers? Explain. c. Are the data skewed? If so, how? d. Based on the results of (a) through (c), what
  62. Chemistry

    "Find the total energy lost by the contents of a Styrofoam picnic cooler when a 3.60 kg block of ice placed inside the cooler completely melts (at 0 Celsius). The ice had an initial temperature of -10.00 Celsius." My ans are q1=72360J n q2=21672 q=94032J
  63. health

    How do you make mini-goals measurable? A. Find as many different ways to monitor your progress as you can B. Measure your progress in concrete ways C. Choose appropriate ways to measure your progress D. All of the above Is it D?
  64. Math probabilty

    An amusement park, Dino World, considering adding some new attractions, conducted a study over several typical days and found that, of 10,000 families entering the park, 1020 brought just one child (defined as younger than age 12), 3370 brought two
  65. Math

    Russell is 6 years older than Samantha. In 4 years the sum of their ages will be 78. How old is Russell now? I have been having a lot of issues this problem. I can't figure out how to really answer this question.
  66. Calculus

    A deposit of $1000 is made at the beginning of each month in an account at an annual interest rate of 3% compounded monthly. The balance in the account after n months is An = 1,000(401)(1.0025^n - 1). (a) Compute the first six terms of the sequence {An}.
  67. Computers

    Need help creating pseudocode for the following. Registration workers at a conference for authors of children's books have collected data about conference participants, including the number of books each author has written and the target age of their
  68. Math

    A doctor asked 200 people over the age of 50 whether they suffered from depression or heart disease. The results were 16 suffered from depression, 28 suffered from heart disease and 24 suffered from both. In a group of 5000 people over the age of 50, how
  69. science

    In the laboratory small zircon crystals were separated from granite (K). Isotopic analysis of these zircon crystals gives a 207Pb/235U ratio of 0.45. the half-life of 235U (7.04 × 108 years), estimate the age of the granite in Ma to two significant
  70. geometry

    Find the supplement to the angle whose measure is 85 degrees.
  71. Geometry

    <1 &<2 are a linear pair. m<1=x-30 & m<2=x=76. Find the measure of each angle.
  72. geometry

    if ab is perpendicular to bc find the measure of each angle in the figure below
  73. dps

    An angle is 25 degree less than the complement find its measure
  74. math

    find the measure of each acute angle <A & <B for the right triangle. a = 26.0 m, b = 65.2 m
  75. Physics

    how to find how many ridges a 10 p coin has? What do we measure and how do we work it out?
  76. math

    Find the measure of the reference angle for 235°.
  77. Trig

    Find the angle of the measure formed by the clock. 2:15
  78. geometry

    If the measure, of the three angles of a triangle are represented as <A is 2x,<B is x+10 and <C is 2x-5, find m< B
  79. math

    find the measure of the angles in triangle ABC m<A=2x+18 m<b= x+40 m<c= 3x-40?
  80. geometry

    9. In parellelogram MRST, m<M=3x-40 and m<S=7x-100. Find: a. the value of x. b.the measure of <R
  81. Math

    find the measure of the x in the triangle. the other two points are 65 degrees.
  82. math

    find the measure of x in the triangle. show all your work. it is a 65 by 65
  83. geometry

    find the measure in degrees of the total of 1 and 2 in square
  84. geometry

    1 and 2 are a linear pair. M1=x-35, and m2=x+83. find the measure of each angle
  85. geometry

    DEFG is an isosceles trapezoid. Find the measure of <E.
  86. geometry

    find the measure of DAED for MDBEC=96 degree
  87. Geometry

    Use the figure below in which ec bisects ad at c. Find the value of x and the measure of the indicated segment.
  88. Maths

    Defg is a parallelogram find the measure of angle f
  89. physics

    you measure the period of a 2.0m pendulum and find it is 2.8s. what is the value of g at your location?
  90. financial management

    I have to do a revenue and expense statement and balance sheet for 2 years I have find the dollar differences and the percentage rate. My mind is a blank I do not remember how to find the percent of financial statements. Is it the same as finding the
  91. Accounting

    In June 2011,Kelly purchased new equipment for $26000 to be used in her business.Assuming Kelly has net income from her business of $75000 prior to the deduction,what is the maximum amount of the cost recovery Kelly can deduct rounded to the nearest
  92. pre-calculus

    (tan^2x-9)(2cosx+1)=0 Find one period 4cos^2x-4cosx+1=0 find all angles and name 8 angles 7sin^2x-22sinx+3=0 find all angles and name 8 angles 2cos^2x-7cosx=-3 find one period sinx(2sinx+1)=0 find one period
  93. physics

    Let's say you measure an average acceleration to be 0.44 ms-2. What is the height (in centimeters) of the riser block? Assume the legs of the track span 1.0000 m and that there is neither friction nor drag. Also assume the block is under one of the legs.
  94. economics help

    Could you please provide some suggestions to this question: provide one example of a positive externality that may have affected the U.S. economy in the last 5 years. Elaborate on its impact and consequences. Thanks A positive externality occurs when
  95. Math

    Please help!! Suzie is five years older than paul. She is 7 years older than peter. The sum of their ages is 21. How old is each person.
  96. geometry

    If given an a cos, sin, or tan of an angle of a right triangle, what steps would you take on your calculator to find the measure of that angle? (For example: cos A = .7986, find angle A, The opposite side is 3. The hypotnuse is 5. And the adjacent side is
  97. Physics

    A bullet of mass 10g travelling horizontally at a speed of 100m/s embeds itself in a block of wood of mass 990g suspended by strings so that it can swing freely find: a.the vertical height through which the block rises. B.how much of the bullet energy
  98. Physics

    A bullet with mass (m) is fired vertically into a block of wood with mass (M) that is hanging from a rope at rest. If the billet has an initial speed Vi (initial velocity) find the height (h) that the block will swing into the air after the bullet becomes
  99. AP Physics

    Hi! Thank you very much-- I know this is a 2dimensional inelastic collision but i'm not sure how to solve-- "The mass of a blue block is 20% greater than the mass of the green block. Before colliding, the blocks approach each ther with momenta of equal
  100. math

    find the median for the given frequency score, x = 1,2,3,4,5,6,7,8,9,10 frequency, f = 1,1,3,3,5,7,5,5,7,1