Need help on this question by ratio and model methods. Thank you

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primary 6 | Maths | Ratio
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primary 6 Maths Ratio Singapore

Need help on this question by ratio and model methods. Thank you

Date Posted: 3 years ago

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Ignore the ratio, use the model. Hope this helps!

Date Posted: 3 years ago

3 years ago

Thanks for helping. 2(u+20) is due to twice in statement vs 1?

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Date Posted: 3 years ago