The quotient of the difference of -4 and y and -2

Shryia read a 481 -page-long book cover to cover in a single session, at a constant rate. after reading for 1.5 hours, she had 403 pages left to read. how fast was shryia reading? pages per hour how long did it take her to read the entire book? hours plz i realy need this

What is the absolute value of the complex number -4-sqrt2i

Adam used 1072.4 gallons of water over the course of 7 days. how much water did adam use, on average, each day?