Discussion
The positions of the first and sixth digits in the number 5109238674 are interchanged. Similarly the positions of the second and the seventh digits are interchanged and so on . which of the following will be the third digit from the right end after the after the rearrangement?
Answer: D
Correct answer: 0
Interchanging the 1st with the 6th, the 2nd with the 7th and so on turns 5109238674 into 3867451092. Reading off the place the question asks for gives 0.
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