64 is related to 4 following a certain logic. Following the same logic, 216 is related to 6. To which of the following is 729 related, following the same logic?
(NOTE: Operations should be performed on the whole numbers, without breaking down the numbers into its constituent digits. E.g. 13 – Operations on 13 such as adding /deleting /multiplying etc. to 13 can be performed. Breaking down 13 into 1 and 3 and then performing mathematical operations on 1 and 3 is not allowed)
Show answer & explanation
Correct answer: D
Explanation
The correct answer is option 4 i.e. 9.
64 is related to 4 → 43 = 64
216 is related to 6 → 63 = 216
Similarly, 729 is related: → 93 = 729