How long would it take to write to each of them?

"How long does it take you to write a book?"

The band took much of 2010 off to write and record.

People are always asking me how long it takes to write a book.

So that's my answer to how long it takes to write a book.

It only takes a few days to write a book after all.

From 1994 to 1996 she took time out to write a book.

However, all took place more quickly than it takes to write these words.

How long did it take you to write your first book?

Do you know how long it took me to write this book?