Ng Bee San's answer to Anugerah's Primary 6 Maths Data Analysis Singapore question.
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Let number of boys be n
11x(n-1) + 6 = 8n + 25
11n - 5 = 8n + 25
3n = 30
n = 10
There are 10 boys.
Total = 8n + 25 = 80 + 25 = 105
11x(n-1) + 6 = 8n + 25
11n - 5 = 8n + 25
3n = 30
n = 10
There are 10 boys.
Total = 8n + 25 = 80 + 25 = 105
Date Posted:
4 years ago
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