A mixture of 30 liters of paint is 25% red tint, 30% yellow tint and 45% water. Six liters of red tint are added to the original mixture. What is the percent of red tint in the new mixture?
6 litres of red tint is added.
This gives a total volume of 36 litres.
Percentage of red tint:
Remember that the percentages of yellow and the water will change as well. i.e.
Percentage of yellow:
Percentage of water: