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VTMO 2022 — Grade 7 — vtmo Question 2

VTMO · VTMO 2022 — Grade 7 — vtmo

Question 2

Given $(a+b):(b+c):(c+a)=2:3:5$ and $a+b+c=15$, calculate $abc$.
  1. $0$
  2. $9$
  3. $54$
  4. $120$
  5. $150$