Select the set in which the numbers are related in the same way as are the numbers of the given 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.) (11, 15, 48) (6, 25, 43)