5 : 26 :: 7 : ___
Correct answer: C. 50
26 = 5² + 1. Applying the same rule, 7² + 1 = 49 + 1 = 50. Always test the rule on the given pair before applying it. The option 49 is 7² without the +1.
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Answer and explanation
The correct answer is C. 50
26 = 5² + 1. Applying the same rule, 7² + 1 = 49 + 1 = 50. Always test the rule on the given pair before applying it. The option 49 is 7² without the +1.
Topic: Number and Letter Series and Analogies MCQs · Subject: Analytical Ability