Priscilla Ng's answer to Emily's Primary 6 Maths Ratio Singapore question.
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The number of units for A and B before the change is worked backwards from the number in 'After'.
Number of units for C remains the same for 'Before' and 'After' as the 60 is added to 240 to complete the 5 units instead.
Hope the solution helps you.
Number of units for C remains the same for 'Before' and 'After' as the 60 is added to 240 to complete the 5 units instead.
Hope the solution helps you.
Date Posted:
5 years ago
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