40960, 10240, 2560, 640, 200, 40, 10

Question:
40960, 10240, 2560, 640, 200, 40, 10

[A].

640

[B].

40

[C].

200

[D].

2560

Answer: Option C

Explanation:

Go on dividing by 4 to get the next number.

So, 200 is wrong.