RRB Group D (Level-1 posts) 2022 · Question 408 of 598

Select the set in which the numbers are related in the same way as are the numbers of the following sets. 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 are not allowed. (80, 16, 20) (144, 36, 24)

1. A(512, 25, 16)
2. B(122, 12, 6)
3. C(224, 36, 40)
4. D(189, 49, 27)Correct