What will come in place of the x in the following Number series? 25, 100, x, 1600, 6400  Answers.
A) 6400
B) 4346
C) 5674
D) 7674
E) 6576
(6400)   25 x 4 = 100, 100 x 4 = 400, 400 x 4 = 1600, 1600 x 4 = 6400.
<result>A</result>
What will come in place of the x in the following Number series? 25, 100, x, 1600, 6400