Ajar contains 5 blue marbles, 8 red marbles, 4 white marbles, and 3 purple marbles. suppose you pick a marble at random without looking. find p (blue or purple). write your answer as a fraction in simplest form

Afurniture manufacturer produces chairs and sofas. each chair requires 10 yards of fabric, and each sofa requires 20 yards of fabric. the manufacturer has 300 yards of fabric available. to fulfill orders, the number of sofas must be at least twice the number of chairs. let x be the number of chairs and y the number of sofas. which inequalities are described in the problem? check all of the boxes that apply

Use composition to determine if (x) or h(x) is the inverse of f(x) for the limited domain x2-1.

Abag contains 10 white golf balls and 6 striped golf balls. a golfer wants to add 112 golf balls to the bag. he wants the ratio of white to striped gold balls to remain the same. how many of each should he add?