fwfeas7210 fwfeas7210
  • 22-02-2024
  • Chemistry
contestada

How many gallons of a 60% antifreeze solution must be mixed with 70 gallons of 15% antifreeze to get a mixture that is 50% antifreeze?

a) 100 gallons
b) 80 gallons
c) 50 gallons
d) 30 gallons

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