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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?

Which of the following are accepted without proof in a logical system? check all that apply.

Graph y = -|x| + 2. click on the graph until the correct one appears.