The number of pages that armando, billy, robert, and joel can read in a day is shown below.
armando read 15% of his 46-page book.
billy read 11% of his 72-page book.
robert read 12% of his 68-page book.
joel read 14% of his 69-page book.
who can read the greatest number of pages in a day?

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.

it is contrapositive

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