Acoin is tossed twice. what is the probability of getting two consecutive tails

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

Use set builder notation to represent the following set: { -3, -2, -1, 0}

What is the solution to the system of equations? (–2, –8) (–1, –5) (0, –2) (2, 4)