All in a Day has 22 pages.
You would need to read all 237 pages to finish the book in time.That averages out to be 34 pages a day for 6 days and 33 pages on the 7th day.
The Day of the Dissonance has 304 pages.
The Day of the Owl has 136 pages.
Botany in a Day has 221 pages.
The Day of the Scorpion has 496 pages.
The Wicked Day has 464 pages.
The Remorseful Day has 384 pages.
The Day of the Triffids has 304 pages.
The Day of the Clown has 128 pages.
Against the Day has 1085 pages.
The Day of the Locust has 238 pages.
The Day of Forever has 141 pages.