AC Lim's answer to Judso's Primary 6 Maths Data Analysis Singapore question.

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AC Lim
Ac Lim's answer
13119 answers (A Helpful Person)
$2 notes 13 more at 1st.
$5 notes minus $20 (4 pieces)
$20 → 10 pieces $2 notes

Therefore, $2 notes has 13+10+4 = 27 pieces more.

Answer = 4) 27