In the following question, two numbers given on the left of the sign (: :) are related in some way. Find the numbers having the same relationship with the number given to the right of the sign (: :)
729 : 7 :: 9261 : ?
Answer & explanation
Correct answer: option 2
The correct answer is Option (2) → 19
729 : 7 :: 9261 : ?
THE LOGIC FOLLOWED HERE IS :
(II ND NUMBER + 2 )3= IST NUMBER
AS
(7 + 2 )3 = IST NUMBER
(9 )3 = IST NUMBER
729 = IST NUMBER
9261 : ?
9261 = (21)3
(X + 2 )3 = 9261
(X + 2 ) = CUBE ROOT OF 9261
(X + 2 ) = 21
X = 21 - 2
X = 19
Thus, the correct answer is Option 2: 19
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