SOLUTION: I am 40 years old, and that means I am twice as old now as Kat was when I was as old as Kat is now. How old is kat.

Question 749934: I am 40 years old, and that means I am twice as old now as Kat was when I was as old as Kat is now. How old is kat.
Answer by josmiceli(19441) (Show Source): You can put this solution on YOUR website!
Let = Kat's age now in years
The difference in our ages is ( and always was )

When I was as old as Kat is now, I was years old
Kat is younger by the difference in our ages, so Kat was

I am twice as old as that now, so I am

I am now, so

Kat is 30
-----------
check answer:
When I was as old as Kat is now, I was
That was years ago, so Kat was
Am I twice that age? Yes, I am
OK
RELATED QUESTIONS
when my father is 28 i was 8. now he is twice as old as me. how old am i... (answered by Alan3354)

when my father was 35 i was 6.now he is twice as old as i am.how old am... (answered by sudheerb)

When I was 14, my mother was 41, and she is now twice as old as I am. How old am I? (answered by Alan3354)

6 years ago I was 11 times as old as my daughter. Now I am 5 times as old as she is. How (answered by ptaylor)

Leo is 8 years older than kat. Five years ago Kat is one-third as old as Leo. What are... (answered by josgarithmetic)

When my father was 35, I was 6. Now he is twice as old as I am. How old is he? I am... (answered by ewatrrr)

When my father was 30, I was 7. Now he is twice as old as I am. How old am I ? (answered by josgarithmetic)

In 5 years, i will be twice as old as i was 15 years ago. How old am I... (answered by JulietG)

This is an age old problwm. My mum was 27 when i was born. 8 Years ago she was twice... (answered by Maths68)