Number Sequences

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Questions and Answers

What is the pattern observed in the sequence 121, 122, 123,...?

  • Increasing by 2 each time (correct)
  • Decreasing by 1 each time
  • Alternating between adding and subtracting 1
  • Increasing by 1 each time

What is the relationship between the two sequences 5, 4, 3, 2, 1 and 5.0, 4.5, 4.0, 3.5, 3.0?

  • The second sequence is the double of the first sequence
  • The second sequence is the reciprocal of the first sequence
  • The second sequence is the decimal equivalent of the first sequence (correct)
  • The second sequence is the square of the first sequence

What is the common difference between the terms in the sequence -2, -4, -6, -8, -10?

  • -3
  • -1
  • -4
  • -2 (correct)

What is the pattern observed in the sequence 2, 0, -2, -4, -6, -8, -10?

<p>Decreasing by 2 each time (A)</p> Signup and view all the answers

What is the relationship between the numbers 121, 122, 123,..., and the numbers 5, 4, 3, 2, 1?

<p>The first sequence is unrelated to the second sequence (A)</p> Signup and view all the answers

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