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What are their ages?
Jack is 5 years older than Mary. In four years the sum of their age is 33 years old.



A. Mary is 10 years old, Jack is 15 years old
B. Mary is 9 years old, Jack is 19 years old
C. Mary is 12 years old, Jack is 17 years old

This question is part of Grade 9 Algebra Quiz
Asked by Teacafe, Last updated: Mar 24, 2020

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3 Answers

franstar

Franstar

Answered Aug 09, 2017

Mary is 12 years old Jack is 17 years old.

 

John Adney

John Adney

Answered Jul 11, 2017

Mary is 12 jack is 17 because 12added to 17 is equals to 29 and 29 added to 4 is equals to 33

 

John Smith

John Smith

Answered Oct 29, 2016

1. Mary is 10 years old, Jack is 15 years old.

 

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