Hey if you can please help me solve this problem and show how you did it thanks

Two blends of tea are mixed to make a blend that will be sold at the fair. black tea sells for $2.20 per pound and orange pekoe tea sells for $3.00 per pound. how much of each should be used to obtain a 4lb blend selling for $2.50 per pound?

What is the order of magnitude for the number of liters in a large bottle of soda served at a party

When using the linear combination metho e linear combination method to solve a system of linear equations, the four options are: