Twenty pounds of a salt-water solution contains fifteen percent salt. how much water must be added to weaken the solution to twelve percent salt?

3 lb
5 lb
12 lb

If x + 10 = 70, what is x? a. 40 b. 50 c. 60 d. 70 e. 80

Planning for the possibility that your home might get struck by lighting and catch on fire is part of a plan for ?

You work for a landscape company that just got a contract to re-mulch a park. the area that needs mulching is 30 feet by 60 feet. they want a 3 inch layer of much on the area. the company has bags of mulch that cover 2 cubic yards that cost $4.00 per bag. how much will it cost the consumer just in materials to re-mulch the area (round to the nearest dollar)?