In each of the following question, there is a certain relationship between two given numbers on one side of (::) and one number is given on another side of (::) where another number is to be found from the given alternatives, having the same relationship with this number as the numbers of the given pair bear. Choose the best alternative.
4 : 64 :: 5 : ?
Show answer & explanation
Correct answer: A
Explanation
Just as
4 : 64
First, consider the relationship between 4 and 64.
43 = 64
That is, the cube of the number is taken.
Similarly,
5 : ?
53 = 125