Guan Ri Oh's answer to Amberly's Secondary 4 A Maths question.

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Guan Ri Oh
Guan Ri Oh's answer
118 answers (Tutor Details)
1st
Ugly and brutal but it's still the solution nonetheless.
Guan Ri Oh
Guan Ri Oh
7 years ago
sorry it should be 3.42 and not 1.29