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HKIMO 2026 Grade 7 National Preliminary Set 04 Question 2

HKIMO · HKIMO 2026 Grade 7 National Preliminary Set 04

Question 2

Given $A:B=4:3$, $B:C=6:5$ and $A-B+C=42$, find $A$.
  1. 24
  2. 56
  3. 48
  4. 28