1. MEDIUM

Which of the following best expresses this pattern in words? 1, 3, 5, 7, 9...

  1. This is a numeric pattern starting on 1, and each term after the first is 2 more than the previous.
  2. This is a numeric pattern starting on 1, and each term after the first is an odd number.
  3. This is a numeric pattern, and each term is 2 more than the previous.
  4. This is not a pattern.
  5. This is a numeric pattern, and each term an even number.
 
2. MEDIUM

Which of the following best expresses the following pattern in words? 21, 17, 13, 9...

  1. It is a numeric pattern beginning on 21 and each term is five less than the previous.
  2. It is a numeric pattern and each term is four less than the previous.
  3. It is a numeric pattern beginning on 21 and each term is four less than the previous.
  4. It is a numeric pattern beginning on 17 and each term is four less than the previous.
  5. It is a numeric pattern beginning on 21 and each term is three less than the previous.