SOLUTION: Mary is twice as old as Kim. In three years the sum of their ages will be 54. How old are they now?

Question 1106431: Mary is twice as old as Kim. In three years the sum of their ages will be 54. How old are they now?
Answer by ikleyn(52866) (Show Source): You can put this solution on YOUR website!
.

Since in three years the sum of their  ages will be 54, the sum of their  ages now is 54 - 2*3 = 48 years.


So, Mary is twice as old as Kim and the sum of their  ages now is 48 years.


Hence, Mary is 32 years, while Kim is 16 years old.

RELATED QUESTIONS
Jack is twice as old as Lacy. In 3 years the sum of their ages will be 54. How old are... (answered by stanbon)

Ashly is twice as old as Jerar. In three years, the sum of their ages will be 54. How old (answered by MathLover1)

jack is twice as old as lacy.In 3 years the sum of their ages will be 54 .How old are... (answered by stanbon)

Jack is twice as old as Lacy. In two years the sum of their ages will be seventy three.... (answered by jorel1380)

The sum of Kim’s and Kevin’s ages is 18. In 3 years, Kim will be twice as old as... (answered by josgarithmetic)

Two Questions : Cody is Twice as old as Evan. Three years ago the sum of their ages... (answered by oberobic)

jack is twice as old as lacy.in three years the sum of their ages will be fifty four. how (answered by josmiceli)

Roz is twice as old as Grace. In 5 years the sum of their ages will be 28. How old are... (answered by maribeth_abella,Earlsdon)

Ellie is twice as old as her sister kate. In seven years the sum of their ages will be... (answered by math_helper)