Find out the wrong number in the sequence : 40960, 10240,

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Find out the wrong number in the sequence : 40960, 10240, 2560, 640, 200, 40, 10

1. 2560
2. 200
3. 640
4. 40

Correct Option: B

The pattern is :
40960 ÷ 4 = 10240
10240 ÷ 4 = 2560
2560 ÷ 4 = 640
640 ÷ 4 = 160 ≠ 200
Since , 200 is wrong number . so , 160 is correct number .
160 ÷ 4 = 40
40 ÷ 4 = 10
Thus , required answer is 200.