Q:

Study the given pattern carefully and select the number that can replace the question mark (?) in it.
 First row- 2, 57, 7
 Second row- 6, 225, 3
 Third row- 5, ?, 2
 (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
  192
• 2
  127
• 3
  172
• 4
  129