How many gallons of a 60% antifreeze solution must be mixed with 100 gallons of 20%...

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How many gallons of a 60% antifreeze solution must be mixed with 100 gallons of 20% antifreeze to get a mixture that is 50% antifreeze? Use the six-step method. You need gallons. (Round to the nearest whole number.) Strength Gallons of Solutions 60% 20% 50% X 100 x+100 Gallons of Antifreeze How many gallons of a 60% antifreeze solution must be mixed with 100 gallons of 20% antifreeze to get a mixture that is 50% antifreeze? Use the six-step method. You need gallons. (Round to the nearest whole number.) Strength Gallons of Solutions 60% 20% 50% X 100 x+100 Gallons of Antifreeze

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