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primary 5 | Maths | Rate & Ratio
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Idk
Idk

primary 5 chevron_right Maths chevron_right Rate & Ratio chevron_right Singapore

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Date Posted: 1 week ago
Views: 21
snell
Snell
1 week ago
middle : u
youngest : u +7.80
eldest : u + 7.80 + 4.30 = u + 12.10

u + u +7.80 + u + 12.10 = 64.90
u = 15

eldest received $27.10


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dee
Dee's answer
9 answers (A Helpful Person)
1st
draw the model to understand better. find 1 unit first then add all the amount for the 'eldest' model to find how much the eldest received. hope that helps!