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primary 5 | Maths | Fractions
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Rosie
Rosie

primary 5 chevron_right Maths chevron_right Fractions chevron_right Singapore

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Date Posted: 4 months ago
Views: 35

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Rini Kusyuniati
Rini Kusyuniati's answer
6 answers (Tutor Details)
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Rosie
Rosie
4 months ago
Is it correct did u check?
Rini Kusyuniati
Rini Kusyuniati
4 months ago
With that reasoning it should be right
Rosie
Rosie
4 months ago
Ok
Rosie
Rosie
4 months ago
Why is it not 40 though
Rini Kusyuniati
Rini Kusyuniati
4 months ago
Because you are calculating both their ages together. So every year, the J’s age will increase by 1 and the dad’s age will also increase by 1. Collectively their age increase by 2. That’s why u have to devide 40 years by 2 as their age increase was added twice
Rosie
Rosie
4 months ago
Oh ok