Arestaurant has one type of lemonade that is 30% sugar and another that is 10% sugar. how many gallons of eachbtype does the restraint need to make 4 gallons of lemonade mixture that is 15% sugar?

Which statement is true about the function f(x)= square root -x ? the domain of the graph is all real numbers. the range of the graph is all real numbers. the domain of the graph is all real numbers less than or equal to 0. the range of the graph is all real numbers less than or equal to 0.