SOLUTION: Devin is 6 years younger than his sister Kate. Melanie is twice as old as Devin. How old are all three siblings?

Question 1151525: Devin is 6 years younger than his sister Kate. Melanie is twice as old as
Devin. How old are all three siblings?
Answer by ikleyn(52794) (Show Source): You can put this solution on YOUR website!
.


Many valid answers are possible . . .   See the table below


    Devin    Kate    Melanie

      1        7        2

      2        8        4

      3        9        6

 . . . . . . . . . . . . . . . 


And even more possibilities do exist.


In order for the problem has a UNIQUE solution, more info should be given.


The info provided in the post, is not enough to produce a unique solution.

RELATED QUESTIONS
Devin is 90 years younger than Sonya. 3 years ago, Sonya's age was 4 times Devin's age.... (answered by Fombitz)

Devin is 51 years younger than Jamie. 7 years ago Jamie’s age was 4 times devins age.... (answered by ikleyn,hoomanc)

Kevin is 6 years older that his sister Katie, Melanie is twice as old as Kevin. Solve and (answered by Alan3354)

jason is 22 years older than his sister Kate. In 14 years, he will be twice as old as... (answered by ikleyn)

Keven is 6 yes younger than kate. Melanie is twice as old as keven. What is the age of... (answered by AnlytcPhil)

Jon is 4 years younger than Kate. Millie is three times as old as Kate . If the sum of... (answered by josgarithmetic,ikleyn)

Next years peter will be twice as old as his sister will be. She is three years younger... (answered by Alan3354)

shaun is 9 years older than his younger sister Mary. In 7 years time, he will be twice as (answered by lynnlo)

Next year Peter will be twice as old as his sister will be. She is three years younger... (answered by Fombitz)