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BBB 2023 - Kindergarten - Preliminary Round Question 3

BBB · BBB 2023 - Kindergarten - Preliminary Round

Question 3

According to the pattern, which number should be filled into the box?

$4,\ 6,\ 8,\ 10,\ \boxed{\phantom{12}},\ 14,\ldots$
  1. 11
  2. 12
  3. 13
  4. 15