Skip to content / Đến nội dung
ThichHocToan.com

SEAMO 2022 — Paper C — Grade 5–6 Question 9

SEAMO · SEAMO 2022 — Paper C — Grade 5–6

Question 9

Tevbot takes $1,2,$ or $3$ matchsticks per move from ten matchsticks. How many ordered sequences remove them all?
  1. $274$
  2. $275$
  3. $276$
  4. $280$
  5. $295$