Discussion Forum



This section deals with two types of questions:

a. Choosing a number related to a given number in the same manner as the two numbers of another given pair are related to each other

b.  Choosing a similarly related pair as the given number pair on the basis of the relation between the numbers in each pair;

c. Choosing a number similar to a group of numbers on the basis of certain common properties that they possess;

d.  Choosing a number set similar to a given number set.

 

1)

Directions : In the following question,there is a certain relationship between two given numbers in one side of : : and one number is given on another side of : : While another number is to be found from the given alternatives, having the same relationship with this number as the number of the given pair bear. Choose the best alternative.

 

8 : 28 : : 27 : ?


A) 55

B) 63

C) 64

D) 65

Answer:

Option D

Explanation:

The relationship is x3 : (x + 1)3 + 1. Hence the answer is (d).