A solution containing 30% insecticide is to be mixed with a solution containing 50% insecticide to make 200L of a solution containing 42% insecticide. How much of each solution should be used?
:evil: A solution containing 30% insecticide is to be mixed with a solution containing 50% insecticide to make 200L of a solution containing 42% insecticide. How much of each solution should be used?
