AC Lim's answer to Santhosh's Primary 6 Maths Algebra Singapore question.
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Wong =3u
Son =1u
Wong
3u=6m
1u=2m
Age different wong and son
= 3u -1u
=2u
=2×2m
=4m
Wong age when son is 22
= 22+4m
Hope this helps
Son =1u
Wong
3u=6m
1u=2m
Age different wong and son
= 3u -1u
=2u
=2×2m
=4m
Wong age when son is 22
= 22+4m
Hope this helps
Date Posted:
4 years ago
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