Skip to content / Đến nội dung
ThichHocToan.com

IMAS 2015 — Upper Primary Grades 5–6 — Round 1 Question 19

IMAS · IMAS 2015 — Upper Primary Grades 5–6 — Round 1

Question 19

The eight symbols 2, 0, 1, 5, I, M, A and S are to be arranged in a row. The digits must precede the letters, and 0 cannot be in the first place. How many such arrangements are there?
  1. 100
  2. 232
  3. 400
  4. 432
  5. 576