a lab technician wishes to mix a 10% salt solution with a 2% salt solution to obtain 6 liters of a 4%solution. How many liters to nearest tenth if needed of each solution should be mixed?​

Which statement describes the term economics? a. it is the study of using limited resources to fulfill wants and needs. b. it is the study of how governments fulfill the wants and needs of nations. c. it is the study of how people spend their money to fulfill wants and needs.

Divide the following fractions 3/4 ÷ 2/3 1/2 8/9 9/8 2

Use the data on the dot plot to answer the question. how many people read for more than three hours last week? i'm on a unit test review