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primary 6 | Maths | Ratio
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Janice
Janice

primary 6 chevron_right Maths chevron_right Ratio chevron_right Singapore

Plz help with ratio method. Thx a lot!

Date Posted: 1 year ago
Views: 335
sstrike
Sstrike
1 year ago
ratio method

at first
F:NF : diff = 3:5:2 = 6:10:4

after
F:NF : diff = 5:9:4

total at first
F+NF = 10+6 = 16

sold
6-5 = 10-9 = 1
2×1 = 2

total : sold
= 16 : 2 = 8 : 1 = 240 : 30

Ans: 30
sstrike
Sstrike
1 year ago
https://ask.manytutors.com/questions/126454

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sstrike
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5317 answers (A Helpful Person)
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Janice
Janice
1 year ago
Ty
sstrike
Sstrike
1 year ago
Welcome