leanne's answer to Hakimi's Primary 4 Maths Singapore question.
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Shaded portion is the equal number of books sold.
Since after selling, J has 2x of S, this means that 1 unit is 68. (Difference in number initially)
Therefore 2 units = 2(68) = 136
Since after selling, J has 2x of S, this means that 1 unit is 68. (Difference in number initially)
Therefore 2 units = 2(68) = 136
Date Posted:
4 years ago
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