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Primary 3 | Maths
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Jesmi ajith
Jesmi Ajith

Primary 3 chevron_right Maths

How to solve

Date Posted: 7 years ago
Views: 606

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Ivy Chiang
Ivy Chiang's answer
4 answers (Tutor Details)
1st
Guess and Check
Jesmi ajith
Jesmi Ajith
7 years ago
Thank you very much.
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Mark Yeo
Mark Yeo's answer
35 answers (Tutor Details)
Guess and check is NOT the way to solve this question.

Pls try to understand the working here. Age difference between 2 people will always remain constant regardless.