51 is related to 256 by certain logic. Following the same logic, 53 is related to 266. To which of the following is 55 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.)

SSC CGL General Intelligence and Reasoning Paper 27 September 2024

Options:
a) 276
b) 213
c) 249
d) 290

Solution:

Logic : Number multiply by 5 and addition of 1

51 is related to 256 => (51×5)+1 =256
53 is related to 266 => (53×5)+1 = 266

Apply sane logic to 55
(55×5)+1= 276

Correct Answer : a) 276