Ask questions and get helpful answers.
Ask a New Question
  1. Questions
  2. math

A. John is now 10 years older than Marcus. Three times John's age 5 years from now will be the same as five times Marcus's age 5 years ago. How old is John now?

B. In 1 year Kristen will be four times as old as Danielle. Ten years from then Kristen will only be twice as old as Danielle. How old is Kristen now?

C. 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?

  1. 👍
  2. 👎
  3. 👁
  4. ℹ️
  5. 🚩
gary
5 answers

  1. 1. John is now 45 years old.

    45 (John) ---- 50 X 3 = 150
    35 (Marcus) ---- 30 X 5 = 150

    1. 👍
    2. 👎
    3. ℹ️
    4. 🚩
    Anonymous

  2. thank you

    1. 👍
    2. 👎
    3. ℹ️
    4. 🚩
    gary

  3. john's present age is at least three times as great as his age 10 years ago. Find the greatest possible age of john at present

    1. 👍
    2. 👎
    3. ℹ️
    4. 🚩
    Anonymous

  5. A.
    J=10 + M
    3J +5=5M-5
    3(10+M)+5=5M-5
    30+3M+5=5M-5
    2M=40
    M=20

    J=10+M=30

    1. 👍
    2. 👎
    3. ℹ️
    4. 🚩
    Rachel

  6. J=10+m
    3J+5=5m–5
    3(10+m)=5m–10
    30+3m=5m–10
    2m=40
    M=20
    And J=10+m
    10+30
    J=40

    1. 👍
    2. 👎
    3. ℹ️
    4. 🚩
    Emmanuel

Answer this Question

Related Questions

  1. Math

    Paul is 20 years older than joy four years ago; the ratio of their ages was 7:3 find the present age of Paul

  2. General ability

    Seven years back the age of a father was 5 times the age of his son. It will be twice after 14 years. Find their present age.

  3. Maths ( Higher Level) Simultaneous Equations.

    A mother is x years old, her son is y years old and the sum of theirs ages together is 58 years. Five years ago, the mother was five times as old as the son. Write two equations in x and y and solve them to find the age of their mother and age of the son.

  4. Maths

    A man was 27 years older than his son ten years ago.His wife is 4 years younger than he is.if their total age is 116 years now ,how old is the son?

  5. Math

    how do you solve? kim's mom is 47 years old. in 5 years her mother will be 10 years older than twice what kim's age will be. how old is kim now?

  6. math

    John drives to work each morning and the trip takes an average of µ = 38 minutes. The distribution of driving times is approximately normal with a standard deviation of σ = 5 minutes. For a randomly selected morning, what is the probability that John’s

  7. maths

    sum of ages of mother and daughter is 32 years.Daughter is a year old.In how many years will mother be 4 times daughters age(use one variable only)

  8. math

    Deepak is 10 years old, and his brother is 7 years old. In how many years time will their total age be 41.

  9. English

    Please check my answer thank you very much, (1)John was nice looking, and he did well in school. (2) however, John was also known for having a volatile personality. (3) one day, when his track coach criticized him, John lost his temper. (4) he stormed back

  10. Physics

    While John is traveling along a straight interstate highway, he notices that the mile marker reads 258 km. John travels until he reaches the 137 km marker and then retraces his path to the 176 km marker. 1) What is John’s resultant displacement from the

Still need help?

You can ask a new question or browse existing questions.