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primary 5 | Maths | Whole Numbers
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jayden
Jayden

primary 5 chevron_right Maths chevron_right Whole Numbers chevron_right Singapore

Explain pls

Date Posted: 2 years ago
Views: 210
sstrike
Sstrike
2 years ago
concept → difference unchanged

case #1 → R:S:T:D = 11 : 6 : 17 : 5

case #2 → R:S:T:D = u+11 : u+6 : 17+2u : 5

17+2u = 65

u = 24 (Ans)

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sstrike
Sstrike's answer
5377 answers (A Helpful Person)
1st
Try
jayden
Jayden
2 years ago
Can u like do it on a paper i don’t understand like everything
sstrike
Sstrike
2 years ago
pls refer to the model

u will learn ratio soon


Or

65+5=70
70÷2=35
35-11-5=19 (Ans)
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sstrike
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5377 answers (A Helpful Person)