John --- x yrs
Mary --- 2x yrs
Bob --- 4x yrs
in 22 years from now:
John: x+22
Mary: 2x+22
bob: 4x+22
4x+22 = 2(x+22)
4x+22 = 2x + 44
2x=22
x=11
So Mary is now 22
Hello!
Here is a question.
Marry is twice as old as Jhon and half as old as bob.ln 22 years time bob will be twice as old as John.find marry's age.
1 answer