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primary 6 | Maths | Data Analysis
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Crystal Ang
Crystal Ang

primary 6 chevron_right Maths chevron_right Data analysis chevron_right Singapore

Kindly also let me know what method used

Date Posted: 5 years ago
Views: 417

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Eric Nicholas K
Eric Nicholas K's answer
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This question is not easy at your level. I have drawn diagrams to try and explain.

10 fifty cent coins is equal to $5
Its equivalent is 25 twenty cent coins.

If 40% of the coins are twenty-cent coins, then 60% of the coins are fifty-cent coins. This is the same as a ratio of 40:60 or 2:3.

Do the same for 50%.

I have included the model.