125 : 25 : : 64 : ______ ?
A8
B4
C32
D16
A8
B4
C32
D16
Related Questions:
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 their constituent digits. E.g. 13 – Operations on 13 such as adding/subtracting/multiplying to 13 can be performed. Breaking down 13 into 1 and 3 and then performing mathematical operations on 1 and 3 is not allowed.)
19 - 4 - 23
59 - 7 - 66