Q:

Select the set in which the numbers are related in the same way as are the numbers of the following set.
 (56, 8, 15)
 (32, 16, 18)
 (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)

• 1
  (75, 5, 15)
• 2
  (70, 5, 13)
• 3
  (66, 6, 17)
• 4
  (68, 4, 17)