Mathematics, 24.07.2019 13:30 josephvaldez518
99 ! question 1 taven mixes 18 liters of 14% acid solution with a 35% acid solution, which results in 23% acid solution. let x represent the number of liters of 35% solution used and let y represent the number of liters of mixture. which system of equations can be used to find the number of liters of 35% acid solution in the mixture? y = x + 18; 0.23y = 0.35x + 4.14 y = x + 18; 0.14y = 0.35x + 4.14 y = x + 18; 0.35y = 0.23x + 2.52 y = x + 18; 0.23y = 0.35x + 2.52 1 points question 2 faith mixes 14 liters of 12% acid solution with a 30% acid solution, which results in an 18% acid solution. let x represent the number of liters of 30% acid solution used, and let y represent the number of liters of mixture. which system of equations can be used to find the number of liters of 30% acid solution in the mixture? y = x + 14; 0.12y = 0.3x + 4.2 y = x + 14; 0.18y = 0.3x + 4.2 y = x + 14; 0.12y = 0.3x + 1.68 y = x + 14; 0.18y = 0.3x + 1.68 1 points question 3 marie mixes 16 liters of 78% acid solution with a 25% acid solution to make a 41% acid solution. how many liters of 25% solution did she use? 8 liters 12 liters 13.7 liters 37 liters 1 points question 4 marie mixes 16 liters of 18% acid solution with a 27% acid solution to make a 21% acid solution. how many liters of 27% solution did she use? 8 liters 12 liters 13.7 liters 16 liters 1 points question 5 faith mixes 14 liters of 12% acid solution with a 30% acid solution to make an 18% acid solution. how many liters of 30% solution did she use? 12 liters 7 liters 21 liters 4.7 liters
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99 ! question 1 taven mixes 18 liters of 14% acid solution with a 35% acid solution, which results...
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