Q:

Select the set in which the numbers are related in the same way as are the numbers of the following set. (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).
 (16, 7, 37)
 (28, 9, 55)

• 1
  (19, 6, 36)
• 2
  (13, 4, 25)
• 3
  (20, 7, 45)
• 4
  (23, 8, 48)