If the first and second digits in the sequence 5 9 8 1 3 2 7 4 3 8 are interchanged, also the third and fourth digits, the fifth and sixth digits and so on, which digit would be the seventh counting to your left ?
Option:
A. 1
B. 4
C. 7
D. 6
E. None of these
Answer: D . 8
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Justification:
The new sequence becomes 9 5 1 8 2 3 4 7 8 3.
Counting to the left, the seventh number is 8.
