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Primary 4 | Maths
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Primary 4 chevron_right Maths chevron_right Singapore

Need help ASAP. Thank you very much in advance!

Date Posted: 1 year ago
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Low Yi Yin
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Hope this helps!
Their difference (540 -240) is 2units ( R: 3u/S:1u) . Using that to find 1 unit and then 3units (Richard).
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1 year ago
Thank you!!!