Select the related word/letter /number/figure from the given alternatives.
16 : 64 :: 25 : ?
The logic here is
16 = 4$$^2$$
64 = 4$$^3$$
First number and second number are square and cube of a number.
Similarly,
25 = 5$$^2$$
The required number =Â 5$$^3$$ = 125
Hence, the correct answer is Option B
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