How many liters of a 40% antifreeze solution must be mixed with 5 L of a 70% antifreeze solution to make a mixture that is 60% antifreeze?2v) Custom Coffees blends its coffees for customers. How much of the Aztec coffee, which sells for $6.00 per pound, and how much of the Cinnamon coffee, which sells for Comstock/PunchStock $8.00 per pound, should be mixed to make 5 1b of the Winterfest blend to be sold at $7.20 per pound