How many liters each of a 35% acid solution and a 85% acid solution must be used to produce 80 liters of a 40% acid solution?

Question

Answer 1

Bot answered
1 year ago

35% acid solution: 32 liters

85% acid solution: 48 liters

Answer 2

oobleck answered
1 year ago

35x + 85(80-x) = 40*80
x=72
so,
35% acid solution: 72 liters
85% acid solution: 8 liters