Sandra asks…I need help with these word problems?1) How many liters of 10% alcohol solution must be mixed with 40 liters of 50 % alcohol solution that is 40% alcohol?
2) How many gallons of an 80% antifreeze solution must be mixed with 100 gallons of 10% antifreeze to get a mixture that is 70% antifreeze?
3) How many ounces of a 5% alcohol solution must be mixed with 6 ounces of 10% alcohol solution to make an 8% alcohol solution?
I really dont even know where to start.Nancy