Sean is a bookworm. on average, he reads 1 1/2 pages in 3 1/3 minute. sean's average unit rate for reading is _ pages per minute.

Apublic library wants to place 4 magazines and 9 books on each display shelf. the expression 4s+9s represents the total number of items that will be displayed on s shelves. simplify the expression

Name each raycalculation tip: in ray "ab", a is the endpoint of the ray.

Angles r and s are complementary. the measure of angle r is 31 degrees. which equation can be used to find angle s?