How many figures are required to number the pages the pages of a book containin

Question

How many figures are required to number the pages the pages of a book containing 365 pages?

Options:

A . 987

B . 977

C . 967

D . 897

Answer: Option A

1 to 9 = 9 * 1 = 9

10 to 99 = 90 * 2 = 180

100 to 365 = 266 * 3 = 798

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987

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