Mom only has only wrapped 6 packages, but she can only wrap 50 packages per hour. dad has already wrapped 42 packages but he can only wrap 38 packages per hour how many hours will it take for mom to have wrapped as many packages as dad

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