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Olympiad (Class 5) Odd one out, analogy and classification — practice questions — page 3

Explore 67 free Odd one out, analogy and classification questions in Olympiad (Class 5) Reasoning. Open each question or exercise to read its content, reference answers and available explanation.

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Odd one out, analogy and classification questions and exercises with answers

Showing questions 61–67 of 67.

Three letter pairs follow a rule of skipping one letter between them. Which pair is the odd one out: BD, FH, JL, MN?Read the answer and worked solution →Find the odd pair out, where the second number is 3 times the first: (3, 9), (4, 12), (5, 15), (6, 20).Read the answer and worked solution →Cube, square, sphere and cone are written on cards. Which one is NOT a solid shape?Read the answer and worked solution →Match each set with the odd-one-out and the classification reason:Read the answer and worked solution →Match each letter set with the odd-man-out pattern:Read the answer and worked solution →Match each functional analogy with its matching pair:Read the answer and worked solution →Match each number set with its odd-one-out rule:Read the answer and worked solution →

Worked practice questions

Three letter pairs follow a rule of skipping one letter between them. Which pair is the odd one out: BD, FH, JL, MN?

  1. JL
  2. FH
  3. BD
  4. MN
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Correct answer: D. MN

B-D, F-H and J-L each skip one letter between the two, but M and N are next to each other.

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Find the odd pair out, where the second number is 3 times the first: (3, 9), (4, 12), (5, 15), (6, 20).

  1. (5, 15)
  2. (6, 20)
  3. (4, 12)
  4. (3, 9)
Show answer and solution

Correct answer: B. (6, 20)

3x3=9, 4x3=12 and 5x3=15, but 6x3=18, not 20, so (6, 20) breaks the rule.

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Cube, square, sphere and cone are written on cards. Which one is NOT a solid shape?

  1. Square
  2. Sphere
  3. Cone
  4. Cube
Show answer and solution

Correct answer: A. Square

A square is a flat 2D shape, while cube, sphere and cone are solid 3D shapes.

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