Skip to content / Đến nội dung
ThichHocToan.com

AMO · 2027 · Grades 4-5 · Self-study SET 30 Question 5

AMO

Question 5

There are 5 green, 9 orange, 6 red and 4 blue candies in a bag. At least how many candies must Sam take out without looking to ensure that he gets his first red candy? Candies are not put back.

Choose one option.
  1. 19
  2. 4
  3. 10
  4. 3
  5. 15