Answer with explanation:
It is given that,
⇒ Armando read 15% of his 46-page book.
Number of pages read by Armando in a day
⇒ Billy read 11% of his 72-page book.
Number of pages read by Billy in a day
⇒ Robert read 12% of his 68-page book.
Number of pages read by Robert in a day
⇒ Joel read 14% of his 69-page book.
Number of pages read by Joel in a day
⇒ Joel read the greatest number of pages in a day.