Kahwai's answer to Ang Tiong Boon's Primary 6 Maths Ratio Singapore question.

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Kahwai
Kahwai's answer
232 answers (A Helpful Person)
Let X is the total people

Allocate the money for

Boy plus girl sgd3 each
Uncle plus Aunty sgd4 each

Then sum up and total money divided by the ratio with denominator as 77

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