Omar reads 56 chapters of a book in 8 hours. What is his rate in chapters per hour?

Omar can read 7 chapters per hour

Step-by-step explanation:

every 7 chapter counts as a hour, so by the time its 8 hours, Omar would've read 56 chapters in 8 hours

36 ft

Step-by-step explanation:

22.  The square has an area of 81 ft^2

The area of a square is given by

A = s^2

81 = s^2

Take the square root of each side

sqrt(81) = sqrt(s^2)

9ft =s

We want the perimeter of the square

P = 4s = 4*9 = 36 ft