Jack is x years old.
Eric is three times Jack's age.
Mary is 50 years old.
She is 2 yea...
![subject](/tpl/images/cats/mat.png)
Mathematics, 23.01.2021 19:30 sierransha08
Jack is x years old.
Eric is three times Jack's age.
Mary is 50 years old.
She is 2 years older than Eric.
How old is Jack?
(2 marks)
![ansver](/tpl/images/cats/User.png)
Answers: 2
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