OC Numerical Reasoning and Number Patterns 1 — Questions and Answers
Question 1: What is the next number in the sequence: 3, 6, 12, 24, ___?
- 36
- 42
- 48 (Correct answer)
- 54
Correct answer: 48
Each term is multiplied by 2, so 24 × 2 = 48.
Question 2: What comes next in the pattern: 2, 5, 10, 17, 26, ___?
- 34
- 35
- 36
- 37 (Correct answer)
Correct answer: 37
The differences are 3, 5, 7, 9, 11 — so the next term is 26 + 11 = 37.
Question 3: In the pattern 1, 4, 9, 16, 25, ___, what is the missing term?
- 30
- 34
- 36 (Correct answer)
- 42
Correct answer: 36
These are perfect squares (1², 2², 3²...), so the next is 6² = 36.
Question 4: What fraction of 60 is 15?
- 1/5
- 1/4 (Correct answer)
- 1/3
- 1/6
Correct answer: 1/4
15/60 simplifies to 1/4.
Question 5: Which number does NOT belong: 4, 8, 12, 18, 20, 24?
- 8
- 12
- 18 (Correct answer)
- 20
Correct answer: 18
All others are multiples of 4, but 18 is not (18 ÷ 4 = 4.5).
Question 6: What is the missing number: 7, ___, 21, 28, 35?
- 10
- 12
- 14 (Correct answer)
- 16
Correct answer: 14
This is the 7 times table, so the missing term is 7 × 2 = 14.
OC Numerical Reasoning and Number Patterns 1
What is the next number in the sequence: 3, 6, 12, 24, ___?