Andrea Gabrielle Ong's answer to Owen's Primary 6 Maths Fractions Singapore question.

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Andrea Gabrielle Ong
Andrea Gabrielle Ong's answer
25 answers (A Helpful Person)
1st
Hmmm.... cant really think of models for this qn tho...

Im using Simultaneous Equation (Sec 2 topic) to solve it in Algebra, but yeah.. Answer is 186 if im not wrong