Select the pair from among the given options that is analogous to the given pair.
18 : 325
12 : 145
(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/subtracting/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: B
Explanation
The correct answer is option 2 i.e. 16 : 257.
18 : 325 → 182 + 1 = 324 + 1 = 325
12 : 145 → 122 + 1 = 144 + 1 = 145
Similarly, 16 : 257 → 162 + 1 = 256 + 1 = 257