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 /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.)
(3, 5, 30)
(6, 5, 60)
1
(4, 6, 38)
2
(6, 7, 84)
3
(4, 7, 28)
4
(3, 9, 44)
5
None of the above