Richard Tanwijaya's answer to :)'s Primary 6 Maths Ratio Singapore question.

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Richard Tanwijaya
Richard Tanwijaya's answer
7 answers (Tutor Details)
1st
No matter whether its kenneth or zihao who lost 42 marbles, the total number will be the same for both sides as both sides would have lost 42 marbles. So just multiply the ratio for both sides until the total number is the same.