Select the number that can replace the question mark (?) in the following series.
1, 8, 9, 64, 25, 216, ?
1, 8, 9, 64, 25, 216
$$1^2$$, $$2^3$$, $$3^2$$, $$4^3$$, $$5^2$$, $$6^3$$
$$\therefore\ $$Next number in the series = $$7^2$$ = 49
Hence, the correct answer is Option D
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