Question

The positions of the first and fifth digits in the number $87513269$ are interchanged. Similarly the
positions of the second and the sixth digits are interchanged and so on. Which of the following will
be the second to the right of the seventh digit from the right end after rearrangement?

• A. $7$
• B. $6$
• C. $9$
• D. $4$

Answer 1

The correct option is C $9$

Given: The position of the first and fifth digits in the number 87513269 are interchanged.

After first interchange

37518269

After second interchange

32518769

After third interchange

32618759

After fourth interchange

32698751

Starting from the right, seventh digit from the right is 2.

now 2nd right of 2 is 9.

$\therefore$ option C is correct.