Ashley Chu's answer to Alicia's Secondary 2 Maths question.

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Ashley Chu
Ashley Chu's answer
15 answers (A Helpful Person)
1st
As 9 is not divisible, x2 to get 18 (even no.) 18/3 = how much one person shld get=6u. A only got 4u, 6u-4u=2u.
She should receive 2u more=$20
Thus 1u=$10
18u=$180