Denise Yeo's answer to Gamin's Primary 6 Maths Ratio Singapore question.
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1. find the number of non-fiction books (100%+20%)
2. 1:4 , 4u-> 1620 , find the 1u and minus to find how many fiction books needs to added
you can also just find 3units straight
hope you understand :)
2. 1:4 , 4u-> 1620 , find the 1u and minus to find how many fiction books needs to added
you can also just find 3units straight
hope you understand :)
Date Posted:
5 years ago
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