Which number sentence shows the commutative property of addition? a. 8 + 4 = 12 b. 8 + 4 = 4 + 8 c. 8*4 = 32 d. 3 + (9 + 1) = (3 + 9) + 1 asap !

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

Martha needs 22.25 strawberries for every 5 smoothies she makes. complete the table to see how many strawberries she would need to make 10 smoothies and 20 smoothies.

What is the solution to the equation in the & show work i’m very