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dan's coffee shop makes a blend that is a mixture of two types of coffee. type a coffee costs dan $4.90 per pound, and type b coffee costs $5.95 per pound. this month, dan made 154 pounds of the blend, for a total cost of $822.85. how many pounds of type b coffee did he use?

Atriangle with all sides of equal length is a/an triangle. a. right b. scalene c. equilateral d. isosceles

The weight of a radioactive isotope was 96 grams at the start of an experiment. after one hour, the weight of the isotope was half of its initial weight. after two hours, the weight of the isotope was half of its weight the previous hour. if this pattern continues, which of the following graphs represents the weight of the radioactive isotope over time? a. graph w b. graph x c. graph y d. graph z

5. write an equation for the line that is parallel to the given line and that passes through the given point. y = –5x + 3; (–6, 3)