Age ratio

Janko is 14 years old. The age ratio of Janka and Zuzka is 2:3. What was the ratio seven years ago?

Correct answer:

r =  1:2

Step-by-step explanation:

J=14 J:Z = 2:3 Z=23 J=23 14=23 14=242=21  r=Z7J7=217147=21=0.5=1:2

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