Answer:
20 yrs
Explanation:
Let Meg's age be x and Tracy's be y.
ATP,
x = 3/4y ...(1)
and,in 5 years,
x + 5 = 4/5(y+5)
=>x+5 = 4y+20/5
=> 25+5x = 4y +20
From (1),By substitution
25 + 15/4y = 4y +20
= > 5 = 4y -15/4y
=> 5 = y/4
= > y = 20 years.
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