Reasoning - Classification
Directions to solve :
In each of the following questions, four numbers pair/group are given, out of which three are alike in some manner and one is different. Choose out the odd pair.
11.
Answer
In all other groups, the first number is obtained by adding 2 to the product of the second and the third numbers.
Answer :
Option CExplanation :
In all other groups, the first number is obtained by adding 2 to the product of the second and the third numbers.
12.
Answer
All other pairs contain cubes of two successive natural numbers. e.g. 8 = 23 and 27 = 33.
Answer :
Option AExplanation :
All other pairs contain cubes of two successive natural numbers. e.g. 8 = 23 and 27 = 33.
13.
Answer
This is the only group in which the two numbers have no common factor.
Answer :
Option DExplanation :
This is the only group in which the two numbers have no common factor.
14.
Answer
In all other pairs, the sum of two numbers is 8.
Answer :
Option DExplanation :
In all other pairs, the sum of two numbers is 8.
15.
Answer
In all other pairs, the ratio of the two numbers is 7 : 8.
Answer :
Option BExplanation :
In all other pairs, the ratio of the two numbers is 7 : 8.
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