1. Math

    The ages in years of the houses on Kelly’s block are 20, 26, 11, 2, 28, 18, 2, and 27. Find the mean age of the houses. Find the median age. Find the mode. Which measure(s) would you use to represent the ages of the houses? Explain
  2. Math

    The ages in years of the houses on Kelly's block are: 20,26,11,2,28,18,2,27. Find the mean, median and the mode. Mean: 16.6 Median: 18.20 Mode: 2 Which measures should I use to represent the ages of the houses? Explain.
  3. Math

    My median answer is 19 for the ages of houses. How do I explain this represents the ages of the houses best? having trouble wiht explaining it.
  4. Math

    Sheila's age is two years more than twice Nicole's age. The sum of their ages is the same as Steven's age. If Steven's age is ten years less than five times Nicole's age, ,find the age of each. Write a verbal model!
  5. Quantitative Analysis for Business

    The ages of a group of 50 women are approximately normally distributed with a mean of 48 years and a standard deviation of 5 years. One women is randomly selected from the group, and her age is observed. A) Find the probability that her age will fall between 56 and 60 years. B...
  6. statistics

    5. The ages of husbands and wives in a community were found to have a correlation coefficient equal to +0.8; the average of husbands’ ages was 25 years and that of wives’ ages 22 years; their standard deviations were respectively 4 and 5 years. Find the two lines of ...
  7. statistics

    5. The ages of husbands and wives in a community were found to have a correlation coefficient equal to +0.8; the average of husbands’ ages was 25 years and that of wives’ ages 22 years; their standard deviations were respectively 4 and 5 years. Find the two lines of ...
  8. MATH

    Solve each questions by age equation problem: 1. Jonathan is 3 years older than Alvin. In 7 years, Alvin's age will be 6/7 of Jonathan's age. How old are they now? 2. The present age of Ella's mother is three times that of Ella. After 5 years. Sum of their ages would be 70 ...
  9. algebra

    Kelly is nine years older than her sister. Kelly's age is one more than twice her sister's age. What is Kelly's age? how do I solve this problem?
  10. math

    Kelly is 13 years younger than twice Jane's age. Write an expression for Kelly's age. Let x represent Jane's age. I tried every thing and I could still not get this right.
  11. Maxwell

    3 times the age of Felicia is four more than the age of Tom.In three years,the sum of their ages will be 30 years.Find their present ages.
  12. math

    List the ages of two people in your life, one older than you and one younger than you. It would be best if the younger person was 15 years of age or younger. Find the prime factorizations of your age and the other two persons’ ages. Show your work listed by name and age. ...
  13. statistics

    The following data is the result of a random sample of the ages (in years) of 12 houses in a community: 18, 22, 23, 19, 18, 24, 26, 17, 12, 27, 28. Construct a 90% confidence interval for the mean age of a house in this community.
  14. Math

    A father's age is 3 times his son's age. Sum of their ages is 44 years. Find their ages.
  15. Math

    The sum of the ages of mingfa and his father is 34 years.in 4 years time,the square of mingfas age will be equal to his fathers age. Find mingfas present age.
  16. Math

    Shantanu's age is 3 years more than Tanya's age.The sum of their ages is 27 years.Find their ages.
  17. Math

    The sum of John's age and twice of his son's age is 56. In 8 years time, the son's age will be half of john's age. Find there present ages. Right now I wrote down an equation x+2y=56 and not quite sure what to do next.
  18. Simultaneous equation

    Ann is older than Betty. Their ages in years are such that twice the square of Betty's age subtracted from the square of Ann's age gives a number equal to 6 times the difference of their ages. Given also that the sum of their ages is equal to 5 times the difference of their ...
  19. Algebra

    Kelly is x years old. Mike is 2 years older than twice Kelly's age. The sum of Kelly and Mike's ages is 26. How old is Mike?
  20. maths

    A man's age is 4 times the combined age of a two sons. One of whom is 3 times as old as the other. In 24 years their combined ages will be 12 year less than their father's age . Find their respective age ????
  21. Algebra

    Mario is 16 years older than his sister Mercedes. Together, their ages total 36 years. How old is Mercedes? Mercedes is 20 years old. let x = Mario's age y = Mercedes' age ====================== Mario is 16 years older than Mercedes; therefore, add 16 to Mercedes' age to get ...
  22. English

    I included a few more sentences I need you to check. Thank you very much for your help. 1) He likes zapping/switching channel/changing channel/zooming/trolling Do they have the same meaning? 2) Even in very large cities like London the majority of people live in terraced, semi...
  23. ALgebra

    Three years ago, Wendy's age was 3/4 as old as Erna and Lucys age was 2/3 as okd as Erna. If the sum of their ages is 67, find the present age of each.
  24. Science

    The relative age of a rock is ? 1. its age based on how much carbon-14 it contains 2. its age compared with the ages of other rocks 3. less than the age of the fossils it contains 4. the number of years since it formed my answer is D
  25. algebra

    art's age is two thirds cal's age, and bob is three years older than art. the sum of their three ages is 45. find the age of each one
  26. Science

    The relative age of a rock is... A. It's age based on how much carbon-14 it contains. B. It's age compared with the ages of other rocks. C. Less than the age than of the fossils it contains. D. The number of years since it formed. I think it's D but my friend says I'm wrong...
  27. vivekanand H s SCHOOL

    the difference of ages between 2 sisters is 10 years, 15 years ago elder 1 was twice as old as younger age. find the both present age?
  28. Math

    Needing help with the formula to be able to prove these answers to be correct. What are the steps ? Moesha's is ( 3G + 1 ) years old and Shanti is twice Moesha's age. A ) Find the sum of the ages of Moesha's and Shanti in2 years time. Answer The sum of their ages is ( 9g + 7...
  29. algebra

    Steve's mon's age is 7 years less than 3 times Steve's age. The sum of their ages is 65 years. Find their ages.
  30. arithmetic

    Steve's mom's age is 7 years less than 3 times Steve's age. The sum of their ages is 65 years. Find their ages.
  31. Math

    Steves mom age is 7 years less than 3 times steves age. The sum of their ages is 65 years. Find their ages.
  32. statistics

    Will is convinced that there is a relationship between a woman's age and how old she acts. In order to test this , I asked the women in my family their ages and then gave them an age acting test. Check to see if wills hypothesis is true using p value 0.5. You mist indicate ...
  33. Steve look i have corrrected it help plz it urgent anyone plz

    Last year kemi who happens to be my sister was 2wice as old as my lovely brillant primary school friend femi,last three years when i was two less than femi age now.the sum of kemi age next 9years and femi age now and my age three year will be equal to 60....what is our present...
  34. math

    List the ages of two people in your life, one older than you and one younger than you. It would be best if the younger person was 15 years of age or younger. Find the prime factorizations of your age and the other two persons’ ages. Show your work listed by name and age. ...
  35. Math

    Anton is four years older than Liza. The product of his age three years from now and Liza's age two years ago is 90 years.Find their present ages
  36. Math

    Maria is 7 years older then her brother Robert and in 2 years her age will be four times what Robert’s age was three years ago. Find their present ages.
  37. math

    The names and ages for each person in a family of five follow: Name Dick Jane Kirk Jean Scott Age 40 36 8 6 2 a. What is the mean age? b. Find the mean of the ages 5 yr from now. c. Find the mean 10 yr from now. d. Describe the relationships among the means found in (a), (b), ...
  38. math

    if lynns age is 8 years less than 15 times the age of her neice Elizabeth, if the sum of their ages is 24, what is elizabeths age?
  39. Algebra

    1. The sum of the ages of James and Remy 5 years ago was 44. Twenty-two years from now, James' age will be 52 less than twice3 Remy's age then. Find their present ages. 2. Two numbers have a sum of 41. Their difference is 5. What are the numbers? 3. The perimeter of a football...
  40. math

    ages of a father and son together are90.if the age son is doubled it will exceed the father's age by 15 years.find the age of each
  41. math

    A. A woman was 30 years old when her daughter was born.Her age is now 6 years more than three times her daughter's age. How old will the daughter be in 5 years? B. Lisa is 15 years old and her father is 40. How many years ago was the father six times as old as Lisa? C. Joel is...
  42. Math

    In a recent year there were the following numbers (in thousands) of licensed drivers in the United States. MALE: Age 19 and under - 4746 Age 20 - 1625 Age 21 - 1679 FEMALE: Age 19 and under - 4517 Age 20 - 1553 Age 21 - 1627 Choose one driver at random. Find the probability ...
  43. Math

    In 5 years, Ana's age will be twice the age of her friend Jun. 5 years ago, she was 3 times as old as her friend. Find their present ages.
  44. math

    Mark is 5 years older than twice Jessica's age. The sum of their ages is 32. How old is Mark. Use M to represent Mark's age and J to represent Jessica's age. Which system of equation could be used to find mark's age? ~M=2J+5 M+2J=32 I think it is right please correct me if not...
  45. Algebraic word problem

    Three friends Alex, Ben, and Casey presented a young mathematician with a puzzle. They told him that the sum of their ages add up to 98 years. Double Alex’s age and add to Ben’s gives 84 years. The sum of three times Alex’s age and twice Casey’s age is 163. Find the ...
  46. math

    a 40 year building programme for new houses began in 1951(year 1) and finished in 1990 year (40). The number of houses built each year form an A.P. With the first term 'a' and the common difference 'd'. Given that 2400 new houses were built in 1960 and 600 new houses werw ...
  47. algebra

    The combined age of a father and his two sons is 50 years. Four years ago the father was eight times as old as his older son. Four years from now he will be 4 times as old as his younger son. Find the age of each at present. I found that the ages are 36, 8, 6 But I want to ...
  48. maths

    amit is 32 years younger than his father. 4 years ago his age was one fifth of his father age. find their present ages.
  49. mathematics

    age of zena will be twice the age of sele after 6 years.total number of their age is 42 now.find out the age of Sena now
  50. statistics

    AAA reports that the average age of a car on U.S. roads in recent years has risen to 7.5 years. Suppose that the distribution of the age of automobiles assumes a mound shaped distribution. If 99.7% of the ages are between 1 year and 14 years, what is the value of the standard ...
  51. Math

    Sam is 9 years older than angel. Six years from now, Sam age will be thrice the age of angel 3 years ago. Find their present ages. Please help me with this. ASAP. Thanks
  52. math

    Justin is 3 years older then Sam, and Justin’s age in 2 years will be twice what Sam’s age was 3 years ago. Find their present ages. i got 14 and 17 but the answer is wrong
  53. math

    A team has twelve 15-year-old players and eight 16-year-old players. The coach of the team is 43 years old. Which measure of central tendency best represents the ages of the team, including the coah, and why? A: Mean, because it is not affected by the age of the coach. B: ...
  54. Algebra II

    Five years ago, Jane was 1/5 the age of her mother. Now she is 1/3 the age of her mother. Find their ages. Please also tell me the steps to solving this. Thanks!
  55. Math

    Rohit is twice as old as roshni.5 years ago his age was three times roshni age.find their present ages
  56. Math

    The difference between the ages of two friends is 2 years. The sum of their ages is 74 years. Find the age of the older friend. (Points : 1) 38 36 39 37
  57. Math

    1) A square has a perimeter that is 1/8th its area. What is the side length of the square? I'm not really sure how I would do this. P = 2L+2W A= LW or L^2 P= 1/8 Area P=1/8 (L^2) ________________________________________ 2) Lisa tells her dad that her age 5 years from now will ...
  58. Math

    The difference between the ages of two friends is 2 years. The sum of their ages is 74 years. Find the age of the older friend.
  59. algebra

    The difference between the ages of two friends is 2 years. The sum of their ages is 74 years. Find the age of the older friend.
  60. math

    The difference between the ages of two friends is 2 years. The sum of their ages is 74 years. Find the age of the older friend.
  61. fnu

    The average age of doctors in a certain hospital is 50.0 years old. Suppose the distribution of ages is normal and has a standard deviation of 4.0 years. If 16 doctors are chosen at random for a committee, find the probability that the average age of those doctors is less than...
  62. statistics

    The average age of doctors in certain hospital is 43 years old. Suppose distribution of ages is normal and the standard deviation is 8.0 years. If 25 doctors is chosen at random for a committee, find the probability the average age for those doctors is less than 43.8 years. ...
  63. Math

    I am three years younger than my brother, and i am 2 years older than my sister. My mom's age is one less than three times my brother's age. When you add all our ages, you get 87. What are our ages?
  64. Math

    All numbers in our real number system are the product of prime numbers. Complete the following steps for this discussion: 1. List the ages of two people in your life, one older than you and one younger than you. It would be best if the younger person was 15 years of age or ...
  65. Algebra

    Aris is twice as old as Rico while Jay is 24 years younger than Aris. In half of Aris' age six years ago was three less than one-half the sum of Rico's age in four years and Jay's present age, find the ages of each.
  66. Mathematics

    In 11 years, the age of Russel will be half of the square of the age he was 13 years ago. Find his present age. Explain your solution
  67. statistics

    From past experience it is felt that the random variable, X, the age of a mother at the birth of her first child, is normally distributed with a mean of 21.3 and a variance of 16. Find the probability that a randomly selected mother: (a) has her first child before age 16 (b) ...
  68. math

    Karen's age is 7 years more than 9 times the age of her niece Emma.If the sum of their ages is 57,what is Emma's age?Make and solve an equation.
  69. Algebra

    Half of Henry’s age added to 13 of Daisy’s age is 11 years. Six years from now, the sum of their ages will be 40 years. How old is each six years from now?
  70. Algebra

    The present age of raj and ram is in the ratio 1:3. After 5 yrs rams age wiil be 2yrs more than twice of rajs age . Find their present ages
  71. Hopkins middle

    social studies where can i find info on the stone age for pictures of tools huntergathers and houses from that time period.
  72. math

    List the ages of two people in your life, one older than you and one younger than you. It would be best if the younger person was 15 years of age or younger. Find the prime factorizations of your age and the other two persons’ ages. Show your work listed by name and age. ...
  73. math

    List the ages of two people in your life, one older than you and one younger than you. It would be best if the younger person was 15 years of age or younger. Find the prime factorizations of your age and the other two persons’ ages. Show your work listed by name and age. ...
  74. maths

    Five years ago Kate was five times as old as her son. Five years hence her age will be eight lessthan three times the corresponding age of her son. Find their present ages.
  75. math

    In 11 years, the age of Russel will be half of the square of the age he was 13 years ago. Find his present age.
  76. algebra

    the sum of the age of a girl and her brother is 26 year 3 years ago her age was 4 time the age of her brother. find their present age?
  77. Algebra

    Half of Marimar's age added to one third of sergios age is 11 years.six years from now the sum of their ages will be 40 years. How old is each now?
  78. osizweni

    Math,busi age is three time the age if vusi.in six years time their combine age is 18 .what are their ages now
  79. Math

    Six years hence a man 's age will be three times his son 's age and three years ago,he was nine times as old as his son .find their present ages
  80. science

    What could the relative age of two rocks tell you about them? a. One rock is 10,000 years old, and the other is 8,000 years old. b. One rock is older than the other. c. They both have fossils in them. d. One rock is closer to the surface than the other. What would a geologist ...
  81. Science

    What could the relative age of two rocks tell you about them? a. One rock is 10,000 years old, and the other is 8,000 years old. b. One rock is older than the other. c. They both have fossils in them. d. One rock is closer to the surface than the other. What would a geologist ...
  82. Science

    What could the relative age of two rocks tell you about them? a. One rock is 10,000 years old, and the other is 8,000 years old. b. One rock is older than the other. c. They both have fossils in them. d. One rock is closer to the surface than the other. What would a geologist ...
  83. Science

    What could the relative age of two rocks tell you about them? a. One rock is 10,000 years old, and the other is 8,000 years old. b. One rock is older than the other. c. They both have fossils in them. d. One rock is closer to the surface than the other. What would a geologist ...
  84. statistics

    A group is studying age distribution of people living in town. The mean age is 45, the modal age is 59, the median age is 56, the range is 96, and the standard deviation is 20.5. Is the data positively or negatively skewed
  85. Statistics

    4. An environmental agency will randomly select 4 houses from a block containing 25 houses for a radon check. a) How many total selections are possible? b) How many permutations are possible?
  86. math

    Jill's age 5 years ago was 4 less than 3 times barry's current age. if the product of their ages now is 200, what is each of their current ages?
  87. math

    1. Lisa is 15 years old and her father is 40. How many years ago was the father six times as old as Lisa? 2. Joel is one third the age of Bob. In 7 years the combined ages of the boys will be 58. How old is each boy now? 3. Tom is three times as old as Leigh Ann. In 7 years, ...
  88. Math

    joe is x years old and is 25 year older than his son Brian who is y years old. the sum of their age is 49. a. find joe age now. b. brians age in 5 years time.
  89. math age problem

    kyle is twelve years old. his age is 2 more than half the age of steven. find the age of steven
  90. math age problem

    kyle is twelve years old. his age is 2 more than half the age of steven. find the age of steven
  91. math

    List the ages of two people in your life, one older than you and one younger than you. It would be best if the younger person was 15 years of age or younger. Find the prime factorizations of your age and the other two persons’ ages. Show your work listed by name and age. ...
  92. Rocks

    What could the relative age of two rocks tell you about them? a. One rock is 10,000 years old, and the other is 8,000 years old. b. One rock is older than the other. c. They both have fossils in them. d. One rock is closer to the surface than the other. What would a geologist ...
  93. algebra

    Adam is 3 times as old as Cynthia and Fred is 16 years younger than adam. One year ago, Adam's age was twice the sum of Cythia and Freds age. Find the present ages. I have a=3c f=a-16 a-1=2(c-1 + f-1) and I don't understand what comes next and why
  94. algebra 1

    Totally lost on this. Any help would be awesome! 1. The function A(t)=0.233t+5.87 can be used to estimate the median age of cars in the United States t years after 1990. (In this context, we mean that if the median age of cars is 3 yr, then half the cars are older than 3 yr ...
  95. math problem

    - Mr. Hermann, a stamp collector , sold 2 stamps for $5000 each. Based on his cost , he made a 25% profit on one stamp and lost 20% on the other stamp. What was Mr. Hermann's total loss on the two transactions? - There are five chidren in the Roberts family. Amy and Ariel are ...
  96. maths

    if mr james was 54 years old five years ago, 1. represent this mathematically 2. find his present age 3. if he is twice his sons age, find the sons age
  97. gnmps

    The ratio of madhus age and karinas age is 6:7.after 12years the ratio of their ages will be 12:13. Find their present ages?
  98. tempe

    An April 15, 2002 report in Time Magazine stated that the average age for women to marry in the United States is now 24.5 years of age. If the standard deviation is assumed to be 4.1 years, find the probability that a random sample of 32 U.S. women would show a mean age at ...
  99. Statistics

    An April 15, 2002 report in Time Magazine stated that the average age for women to marry in the United States is now 24.5 years of age. If the standard deviation is assumed to be 4.1 years, find the probability that a random sample of 32 U.S. women would show a mean age at ...
  100. AED

    give an example of what a child would go through physically with each stage. explain what each age group will physically go through From being a newborn (ages 0–1 month); infant (ages 1 month – 1 year); toddler (ages 1–3 years); preschooler (ages 4–6 years); school-...
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