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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)
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12 votes
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)

User Stefanny
by
5.4k points

2 Answers

1 vote
Jack is 16 years old
The first step is to find the age of Eric, who is 2 years younger than Mary. Mary is 50 years old, so 50-2=48. Since Eric is three times Jacks age, we have to divide 48 by 3 to find his age. This comes to 16.

(50-2)/3=x
User Sammy Pawar
by
5.4k points
6 votes

Answer:

Jack is 16

48 divided by 3= 16

Eric is 48

50-2=48

User Tomas Hanus
by
5.3k points
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