Shaun's answer to Opportunity's Primary 5 Maths Area & Volume Singapore question.
done
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It might seem impossible, but you can always make one of them to the same thing. In this case, i made both sum of money have the same number of blouse, leaving me with the difference in the sums for the skirts.
Date Posted:
3 years ago
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$214.50 × 4 = $858, not $1716
Subsequently,
11S = $858 - $544.50
11S = $313.50
S = $313.50 ÷ 11 = $28.50