1. Please Help Mc one question

    Which of the following is not considered part of the "golden age" of microbiology? A.First artificial vaccine is developed B.Gram stain is devised C, Viruses are defined D.all of the above Please do not guess I chose C but i think it was wrong
  2. statistics

    For the data in the following table, select a type of display and describe the steps that you would take in developing it to show the relationship between age and deaths/1000 people from car accidents:
  3. object oriented programming

    write a program to capture personal details: names, address, telephone, age, city then display them. use both "readline: and "ShowInputdialog" function
  4. english

    Fifty undergraduates participated in the selection procedures. Their average age was 21 with a standard deviation of 1.20. There were 25 males and 25 females. (Put into a single sentence, in logical sequence)
  5. Math

    out of these variables which would and would not follow normal distribution. shoe size height age GPA model year of car how many friends on face book Please explain why..thanks
  6. physics

    two masses (11kg and 33kg) are connected by a string and hung over a pulley in a steamy sauna where air resistance has a force of 77N on all objects. Find the acceleration of the 33kg block
  7. Physics

    A 2-kg small block is dropped from rest. The spring has a constant k = 500N/m. If the entire track is frictionless except for the 1m between points B and C, where the coefficient of kinetic friction is 0.15, find he maximum compression of the spring.
  8. Physics

    A 10 g bullet is fired into a 5 kg wooden block initially at rest on the floor. The bullet lodges in the block and the block slides 10 cm across the floor before coming to rest. If the coefficient of kinetic friction between the block and the floor is 0.5
  9. Information Technology

    Draw a flowchart for a program that allows the user to enter 20 names along with their ages and their Social Security Numbers in three parallel arrays. Programs should find and print the oldest and the youngest employee and print their names and their
  10. Algebra

    To help open a jewelry store, Chang borrowed money from his credit union. He took out a personal, amortized loan for $45,000, at an interest rate of 6.45%, with monthly payments for a term of 8 years. For each part, do not round any intermediate
  11. astronomy

    Imagine that you live in a distant galaxy far far away. This galaxy is in a different universe, and so may have different cosmology. It seems that in this distant universe, all galaxies have the same luminosity, which you have worked out is 7.0*10^30 W.
  12. College Algebra

    What is the answer to: The plane was purchased new in 2006; therefore, x = 0 represents the year 2006. X - axis (horizontal)= years starting from 0= 2006 and increasing by 0.5 years X - axis (vertical)= price in $ amounts from 24,000 to 240,000 a). List
  13. Epidemiology

    Evidence of an increased risk of lung cancer associated with cigarette smoking was sought by Doll and Hill. In one study, 649 lung cancer cases were matched by age, and gender to 649 controls; 647 of the cases and 622 of the control had a history of
  14. Geometry

    Find the area of a decagon with side of 4cm. Find the area of a pentagon with side length of 10cm Find the area of a hexagon with radius of 5in.
  15. Physics

    I have to find the eccentricity of an elliptical orbit with one focus, earth's center, E. I know the formula to find eccentricity is sqrt(1-)(b^2/a^2), but I don't know where to use the radius or if I need it. Do I just need to use the eccentricity formula
  16. Physics

    The range of human hearing extends from approximately 20 Hz to 20,000 Hz. Find the wavelengths of these extremes at a temperature of 26°C. -Find wavelengths fron 20 hz: -Find wavelengths for 20,000 hz:
  17. Geometry

    measure of angle 3=6x, measure of angle KAT=90-x measure of angle 1=7x+3, measure of angle 2=6x+7 measure of angle 1=7x+3, measure of angle 2=6x+7 measure of angle 1=x, maesure of angle 3=4x measure of angle 1=2x-8, measure of angle 3=116
  18. physics

    A 4kg block is lowered down a 37° incline a distance of 5m from point A to point B. A horizontal force (F = 10 N) is applied to the block between A and B as shown in the figure. The kinetic energy of the block at A is 10 J and at B it is 20 J. How much
  19. physics

    A 8.05- g bullet from a 9-mm pistol has a velocity of 346.0 m/s. It strikes the 0.785- kg block of a ballistic pendulum and passes completely through the block. If the block rises through a distance h = 16.04 cm, what was the velocity of the bullet as it
  20. Physics

    A 7.65- g bullet from a 9-mm pistol has a velocity of 329.0 m/s. It strikes the 0.625- kg block of a ballistic pendulum and passes completely through the block. If the block rises through a distance h = 29.75 cm, what was the velocity of the bullet as it
  21. Algebra 2

    The pH of a liquid is a measure of how acidic or basic it is. The concentration of hydrogen ions in a liquid is labeled [H+]. Use the formula pH = –log[H+] to find the pH level, to the nearest tenth, of a liquid with [H+] about 5.4 x 10–14. A. 14.7 B.
  22. Geometry

    The base of a right triangular prism is a right isosceles triangle whose equal sides measure 25 cm each. The volume of the prism is 0.075 cubic meters. Find the height of the prism
  23. physics

    A 1.3- block of ice is initially at a temperature of -3.5. If 6.6×105 of heat are added to the ice, what is the final temperature of the system? Find the amount of ice, if any, that remains. Suppose the amount of heat added to the ice block is doubled. By
  24. chemistry

    250 gms of Zn (65.5) gave 242 gms of ZnO on ignition. Calculate %age yield of the reaction.
  25. senile

    the process by which senile now is used for the negative aepects of old age is called: a}functional change b}degeneration c}specialization d}abstraction
  26. health

    Which age groups benefit from physical activity? A. Children B. Middle aged adults C. Older adults D. All of the above
  27. Language

    a) the singing of one's name _ _ _ _ ture b) the time to leave _ _ _ _ _ ture c) silly, not acting of one's age _ _ _ _ture I swear I found all of them except these three
  28. pyschology

    Those in late adulthood suffer depression at a higher rate than any other age group. Which is the strongest predictor of depression?
  29. Statistics

    The following are weights (in lbs) for a sample of 11 baby boys at the age of 18 months: 21.8 22.2 23.4 24.6 25.1 26.7 27.3 28.0 29.8 30.9 31.2 What is the 80th percentile estimate for these sample?
  30. social studies

    The period of time when people used simple stone tools is called the old stone age or ________.
  31. math 3 grade

    dad ask what you know about patterns when you multiply by ten. write to explain the pattern , how to use it, and how to know you were right. Use your age as one factor and 10 as other factor
  32. math

    dad asks what you konw about patterns when you multiply by 10.write to explain the pattern, how to use it,and how to know that you are right.use your age as one factor and 10 as the other factor.
  33. Astronomy-HELP PLEASE!!!!!

    STILL HAVE NOT GOTTEN AN ANSWER FOR THIS!! If the Hubble parameter is found to be smaller than we think it is, how would this change the measured age of the universe? justify your answer
  34. LANGUAGE

    a) the singing of one's name _ _ _ _ ture b) the time to leave _ _ _ _ _ ture c) silly, not acting of one's age _ _ _ _ture I swear I found all of them except these three
  35. math

    Inflation is running 2% per year when you deposit $1000 in an account earning interest of 13% per year compounded annually. In constant dollars, how much money will you have two years from now? (Hint: First calculate the value of your account in two years'
  36. statistics

    2. The Occupational Safety and Health Administration (OSHA) estimates that roughly 30% of all worker compensation claims stem from back injuries. This statement was made many years ago and you want to know if this has changed in recent years. Suppose you
  37. FIN 4018 - INCOME TAX PLANNING

    Jim, age 45, is a widower since the year of 2011 when his wife suddenly passed away. He has calculated his net income for tax purposes, for 2014, to be $86,000, which is comprised of $80,000 in employment income and $4,000 of net taxable capital gains. He
  38. Pre-Calc

    1.) Find (f + g)(x) when f(x) = x + 2 and g(x) = x - 2. 2.) Find (f - g)(x) if f(x) = 2x - 5 and g(x) = 4. 3.) Given f(x) = 4 and g(x) = 2x - 1, find (f - g)(x).
  39. Trig

    I have a diagram of how far a discus was thrown. From A to B is 100m, C is perpendicular to A, from A to C is 50m, A and B are connected to D (it should be a triangle), A has a 40° angle and B has a 75° angle. C is not perpendicular to D btw.. a. Find AD
  40. Business Math

    a) Given x + y = 2 and y = x² - x - 2, find the x-intercepts and y-intercept of the parabola. b) Find the turning point of the parabola. c) Find the x intercept and y intercept of the line graph. d) Find the point(s) of intersection of the line graph and
  41. Physics

    Each of 108 identical blocks sitting on a frictionless surface is connected to the next block by a massless string. The first block is pulled with a force of 108N. What is the tension in the string connecting block 108 to block 107?
  42. Physics

    Each of 108 identical blocks sitting on a frictionless surface is connected to the next block by a massless string. The first block is pulled with a force of 108N. What is the tension in the string connecting block 108 to block 107?
  43. physics

    A 2.5-kg block slides down a 17.0° inclined plane with constant acceleration. The block starts from rest at the top. At the bottom its velocity reaches 0.70 m/s. The length of the incline is 1.7 m. What is the acceleration of the block? What is the
  44. Calculus

    The median value of a home in a particular market is decreasing exponentially. If the value of a home was initially $240,000, then its value two years later is $235,000. a) Write a differential equation that models this situation. Let V represent the value
  45. math

    Tom is 3 times older than James. There is 32 years difference between their ages. How old is Tom?
  46. maths

    mary is now three times as old as susan. Three years ago,the sum of their ages was 22. how old is susan now
  47. math

    if a boy is 24 year younger than his father and after two years the sum of their ages will be 40.how old is the father?
  48. Math

    A MAN is now 3 times as old as his son. In 10 years time, the sum of their ages will be 76. How old the son.
  49. chemistry

    CaCO2--> CaO+CO2 <-- Calculate the pressure of CO2 in an equilibrium process at (a)22 Celsius and (b) 755 Celsius . Assume delta H=177.8KJ/mol and delta S=160.5 J/mol*K for that temeprature range. My question is do I have to subtract the two
  50. Math

    Which major should Derrick pick based on the starting salary? Business: Mean: $39,000 Median: $30,000 Range: $20,000 Engineering: Mean: $35,000 Median: $34,000 Range: $12,000 Could someone explain why it would be a certain major? I don't know: I thought
  51. physics

    a 10-kg block on a perfectly smooth horizontal table is connected by a horizontal string to a 63-kg block that is hanging over the edge of the table. What is the magnitude of the acceleration of the 10-kg block when the other block is gently released?
  52. math

    A 5.35 kg steel block is spun around a motor at 36.5 rpm. The angular acceleration of the block is -2.14 rads/s^2 and it takes 1.79 s for the block to come to a complete stop. What is the angular displacement while the block slows to a stop?
  53. Physics

    A 50-kg block is at rest on a 15 degree slope. A force of 250 N is acting on the block up the slope parallel to it. If the block does not slide up the slope, what is the minimum value of the coefficient of static friction between the block and the slope?
  54. Physics

    A 3.65 kg steel block is spun around a motor at 44.0 rpm. The angular acceleration of the block is -1.3 rads/s2 and it takes 3.54 s for the block to come to a complete stop. What is the angular displacement while the block slows to a stop?
  55. college math

    Suppose $400 is invested for 4 years at a nominal yearly interest rate that is compounded monthly, further suppose it accumulates to 817.39 after 4 years. Find the annual nominal interest rate of the investment.
  56. college math

    Suppose $400 is invested for 4 years at a nominal yearly interest rate that is compounded monthly, further suppose it accumulates to 817.39 after 4 years. Find the annual nominal interest rate of the investment.
  57. physics

    A water tower sits on top of a hill and supplies water to citizens below. The difference in pressure between the water tower and the Dailey's house is 1.1x10^5 Pa, while the difference in pressure between the tower and the Stearns' house is 3.2x10^5 Pa.
  58. math

    1.John deposited $40,000.oo in the bank and earned simple interest of 7% per annum for 2 years. calculate the amount he will receive at the end of the 2 year period. 2. Find the simple interest on $15,000.00 invested for 4 years at 12% per annum.
  59. math

    mr the is thrice as old as his daughter. The difference between their ages is 36 years old. How old is mr teh's daughter?
  60. math

    if mark is 32 years younger than his father. the sum of their ages is 72. how old is mark?
  61. Math

    Dominic was 8 years old when his sister was born. Now the sum of their ages i 56. How old is Dominic now?
  62. Algebra

    Dhey is 8 years older than Marl. The sum of their ages is 46. How old is Dhey?
  63. Math

    Ruby is 10 years older than Sam. The sum of their ages is 52. How old is Sam?
  64. Maths

    Nick is five years older than Ben. The sum of their ages is 33. How old is Nick?
  65. Math

    Angela is twice as old as clara. Seven years ago, the sum of their ages was 16. How old is clara now?
  66. Art- HELP!!!

    Which baroque composer led an all-girl orchestra for almost 40 years? I am not sure on this, I looked some things up and couldn't find anything.
  67. Math

    Find the total investment and the interest earned when $2,500 is invested at 5% compounded semiannually for 3 years.
  68. Algebra I

    Use A = P(1+r)^t to find the interest rate. $2000 grows to $2420 in 2 years. I have no idea how to go about this problem! Your help is appreciated. Thank you!!
  69. intrest rates

    If the principal P = $500, the interest I = $100, and the rate r = 10%, find the following. (a) What is the time? years (b) What is the future value?
  70. math

    find total amount due on loan principal 600 rate 2% time in years 2
  71. Algebra

    find the amount of money accumulated if you invested $10,000 at 5.4% interest for 8 years compounded continuously.
  72. Algebra

    If Don Gecewicz invests $5000 at 9% interest compounded quarterly, find the amount after 4 years.
  73. Math

    Maria borrowed Rs 1400at the rate of 6% (p.a.)for 8 years and 5 months .Find the amount she paid back?
  74. Math

    I am stuck on this question. Could someone work it out. Id appreciate it. Find the amount of A in an account after t years given the following conditions. dA/dt = 0.04A A(0) = 7000 A(t) =
  75. finance

    Find the future value of the ordinary annuity with payout of $20,000 at 4.5% interest compounded annually for 12 years.
  76. math, science, algebra

    If the compound interest on $1000 for two years at 9% p. a. , payable half-yearly is $x, find x.
  77. 9th grade math

    you invest $1500 for three years.find the amount you earn at an annual rate of 8.25%
  78. calculus

    a radiotactive isotope lose 1/5 of its atoms in a sample decay after 14 years. find the half life.
  79. math- plesae help quick

    find the accumulated value of an investment of $2000 at 8% compounded semiannually for 9 years. Use formula A=P[1+(r)(n)^nt
  80. Math

    find the interest to the nearest cent on a principal of $1,000 borrowed at a rate of 12.5% annually for 3 years
  81. math

    if don gecewicz invested $6000 at 8% interest compounded quarterly, find the amount after 7 years
  82. math word problem-help needed

    find the accumulated value of an investment of 5000 at 9% compounded continuously for 6 years.
  83. science please help anyone

    I have a science project type of thing, I'm not asking for any answers. Just a breif and easier explanation on what to do, any help is appreciated. The length of a football field is 100 yards. When you compare geologic time (4.6 billion years) to the
  84. calculus (rate of change)

    consider the function f(x)=x^2-6x+12 a. find the average rate of change over the interval [-1,3] b. use the definition of the derivative to find f prime(x) c. find the instantaneous rate of change at the point where x=3 d. find the value of x on the
  85. Calculus

    An object is traveling along the x axis so that its speed is given by v(t)=t^2-7t+10 m/s. (a) Find the times when the object is at rest. (b) Find the acceleration at both of these times. Interpret the acceleration in terms of the motion of the object, ie
  86. Math

    Find A �� B, given A = {people who are less than 20 years old} and B = {people who have a job}. A) {people who are less than 20 years old and people who have a job} B) {people who are less than 20 years old and have a job} C) {people who are
  87. math

    A hardware store makes a profit of $41,000 during its first year. The store owner sets a goal of increasing profits by $9000 each year for 4 years. Assuming that this goal is met, find the total profit during the first 5 years of business.
  88. Calculus

    If 40 milligrams of strontium-90 radioactively decays to 12 milligrams in 30 years, find its half-life (the number of years it takes until half of it remains). Use the formula A = p ⋅ e−kt, where p is the amount and A the (smaller)
  89. Physics

    1. A 1200 kg car moves along a horizontal road at speed v0 = 20.1 m/s. The road is wet, so the static friction coefficient between the tires and the road is only μs = 0.189 and the kinetic friction coefficient is even lower, μk = 0.1323. The acceleration
  90. Physics

    A block rests on a frictionless surface. Find its instantaneous acceleration when the spring on the left is compressed 4.48 cm while the spring on the right is stretched 10.3 cm. Each spring has a force constant of 1.05 103 N/m.
  91. physics

    A block of mass 0.433kg is hung from a vertical spring and allow it to reach equilibrium rest. As a result the spring is stretched by 0.603m. Find the spring constant.
  92. algebra

    Laila was 1/4 as young as Kiran five years ago.If the sum or their ages is 110 ,how old is laila?
  93. Math

    In a class of 28 sixth graders all but one of the students are 12 years old. Which two data measurements are the same for the students ages?
  94. algebra

    in 8 years rachel will be twice as old as warren. Today the product of their ages is 384. how old is rachel and how old is warred?
  95. Math

    In a class of 28 sixth graders, all but one of the students are 12 years old. Which two measurements are the same for the student's ages? What are those measurements?
  96. Help with my Grammar Exercise ? if its all correct

    -Nonracist and nonagist language - *The woman who earned the award was Negro from Lousiana. *It seems that every Golden Ager is on the bus trip to Laughlin, Nevada. -Talking about people with disabilites and disease- *The blind people were downtown for a
  97. Repost-Physics 1

    A horizontal force of 30 N pulls a block of mass 2.5 kg across a level floor. The coefficient of kinetic friction between the block and the floor is ìK = 0.25. If the block begins with a speed of 2.0 m/s and is pulled for a distance of 18 m, what is the
  98. Physics 1

    A horizontal force of 30 N pulls a block of mass 2.5 kg across a level floor. The coefficient of kinetic friction between the block and the floor is μK = 0.25. If the block begins with a speed of 2.0 m/s and is pulled for a distance of 18 m, what is
  99. Statistics

    In a survey of 1037 adults, ages 65 and over, 643 were concerned about getting the flu. a) Find the point estimate for the population proportion , p , of those concerned about getting the flu. b) Construct a 90% Confidence Interval for the population
  100. physics

    A circular racetrack with 250m radius lies in the x-y plane and is centered at the origin. A car rounds the track counterclockwise starting at the point (250m , 0). Find the total distance traveled after one-quarter lap. Find the total displacement after