Benjamin Chong Wei Ming's answer to Anis Minka's Primary 5 Maths Whole Numbers Singapore question.
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With equal number of boys of both class....
A have 3 units while B have 6 units
the ratio is
1:2
so total girls is 3 units = 12
1 unit = 4
7 units = 28
A have 3 units while B have 6 units
the ratio is
1:2
so total girls is 3 units = 12
1 unit = 4
7 units = 28
Date Posted:
6 years ago
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