Skip to content / Đến nội dung
ThichHocToan.com

VTMO 2013 — Grade 6 — semifinal Question 9

VTMO · VTMO 2013 — Grade 6 — semifinal

Question 9

Women average $18$ years, men $24$, and men are twice as numerous. Find the group average.
  1. $20$
  2. $18$
  3. $19$
  4. $22$
  5. $21$