Question

A book contains 250 pages. If you read of it, then how many pages are there to be read
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Answer 1

A book have index, bibliography, glossary, answer page (maybe) introduction, contents, appreciation, series book, and cover page

If all ☝☝☝ each is counted as one then there's 241 page (250-9) to read

This is just my speculation, I cannot guarantee whether it's correct or not

Well, if you like my answer do mark me as Brainliest.

Hope it's understandable and helpful to you!