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primary 5 | Maths | Rate & Ratio
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Donnalyn low
Donnalyn Low

primary 5 chevron_right Maths chevron_right Rate & Ratio chevron_right Singapore

I do not known how to do

Date Posted: 1 year ago
Views: 95

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Bryan Yeo
Bryan Yeo's answer
26 answers (Tutor Details)
90-35 is the difference in total price when the numbers of bags are the same.
35-30 is the difference in mean.
Difference in Mean x Bag = difference in Total Price.
Bag=difference in total price/difference in mean