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Analogies and Classification · Question 23 of 66

Question 23

EasyOriginal question

5 : 125 :: 8 : ?

Options for question 23

Show the answer and explanation
CorrectNot quiteAnswer D

Correct answer: D

Explanation

  1. 125=53125 = 5^3, so the second number is the cube of the first.

  2. 83=8×8×8=5128^3 = 8 \times 8 \times 8 = 512.

Worth noting

64 is 828^2, a square instead of a cube. 216 and 343 are the cubes of 6 and 7.

Concept
Number analogy: cube
Typical time
40 s
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