A bag contains 33 red blocks, 46 green blocks, 22 yellow blocks, and 24 purple blocks. you pick one block from the bag at random. find the indicated theoretical probability. P(red or yellow)

Addison painted her room. she had 5 0 5050 square meters to paint, and she painted at a constant rate. after 2 22 hours of painting, she had 3 5 3535 square meters left. let a t a(t)a, left parenthesis, t, right parenthesis denote the area to paint a aa (measured in square meters) as a function of time t tt (measured in hours). write the function's formula.