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primary 6 | Maths | Fractions
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Val
Val

primary 6 chevron_right Maths chevron_right Fractions chevron_right Singapore

Please help.

Date Posted: 3 years ago
Views: 565
sstrike
Sstrike
3 years ago
At first
r:b = 2:3 = 10 : 15

In the end
r:b = 8 : 5


Ans: (3)
Val
Val
3 years ago
Thanks
sstrike
Sstrike
3 years ago
Welcome

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Lei Jianing
Lei Jianing's answer
15 answers (Tutor Details)
Hope this helps :) method 1 is only if you can see that multiplying the ratio by 5 will result in a ratio that is suitable for the fractions 1/5 and 2/3. You can try method 2 via algebra which will always work.