Factoring Trinomials Word Problems

Solution A is 10% alcohol. Solution B is 60% alcohol. How much of each is needed to make 50 L of a solution that is 30% alcohol?


A construction company is planning to pour concrete for a driveway. The length of the driveway is 16 feet longer than its width w.









A hallway has an area of 63 square feet. The length of the hallway is 7 times longer than the width. What is the length of the hallway?


