SOLUTION: Amy is now four times as old as Anna. Ten years from now she will be only twice as old Anna is then. How old are they now? Thank you

Question 1099588: Amy is now four times as old as Anna. Ten years from now she will be only twice as old Anna is then. How old are they now? Thank you
Answer by josmiceli(19441) (Show Source): You can put this solution on YOUR website!
Let = Amy's age now
Let = Anna's age now
-------------------------------
(1)
(2)
-------------------------------
Plug (1) into (2)
(2)
(2)
(2)
and
(1)
(1)
(1)
-----------------
Amy is 20
Anna is 5
-----------------
check:
(2)
(2)
(2)
(2)
OK
RELATED QUESTIONS
anna is three times as old mica now,but in three years time she will only be twice as... (answered by math_helper)

six years ago,anna is twice as old as brita. six years hence, brita will be as old as... (answered by ankor@dixie-net.com)

anna is now four times as old as her brother jong. in four years, anna's age will be... (answered by ewatrrr)

five years ago, Anna was twice as old as Jamie was then. Fifteen years from now, Jamie... (answered by josgarithmetic)

six years ago, rosa was four times old as her daughter. Ten years from now, she will be... (answered by mananth)

rita's age is 3 times anna's. when anna is twice as old as she is now, rita's age will... (answered by amoresroy)

ten years from now, Anna will be twice as old as Barbara. Five years ago, Anna was three... (answered by ankor@dixie-net.com)

Six years age, Rosa was four times as old as her daughter. Ten years from now, she will... (answered by josgarithmetic,ikleyn)

Ana is three times as old as Rain. Four years form now she will be twice as old as Rain.... (answered by TutorDelphia)