The positive difference between the greatest and the least numbers of eight digits which begin with \(8\) and end with

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A

B

C

D

E

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The positive difference between the greatest and the least numbers of eight digits which begin with \(8\) and end with \(6\) is

A. \(99,999,990\)
B. \(80,000,006\)
C. \(10,000,000\)
D. \(9,999,990\)
E. \(9,000,000\)

The OA is D
Source: — Problem Solving |