Select the set in which the numbers are related in the same way as are the…
2023
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 breakingdown the numbers into its constituent digits. E.g. 13 – Operations on 13 such asadding /Subtracting /multiplying etc. to 13 can be performed. Breaking down 13 into 1and 3 and then performing mathematical operations on 1 and 3 is NOT allowed)
(7, 65)
(11, 145)
- A.
(15, 140)
- B.
(8, 82)
- C.
(12, 168)
- D.
(9, 70)
Attempted by 14 students.
Show answer & explanation
Correct answer: B
The relation is second number = (first number + 1)^2 + 1. For 7: 8^2 + 1 = 65; for 11: 12^2 + 1 = 145. For 8: 9^2 + 1 = 82.