AC Lim's answer to Kc's Primary 6 Maths Percentage Singapore question.
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Hope this helps
Date Posted:
7 months ago
Answer sheet is 520
Sorry. My calculator gave me wrong answer.
1600×4.5% = 72 (not 81)....
So 15% = 72+90 = 162
1%= 10.8
100%= 1080
Therefore, Blue = 1600 - 1080 = 520
1600×4.5% = 72 (not 81)....
So 15% = 72+90 = 162
1%= 10.8
100%= 1080
Therefore, Blue = 1600 - 1080 = 520
Thanks!
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