A store is selling two mixtures of coffee beans in one pound bags. The first mixture has 12 ounces of Sumatra combined with 4 ounces of Celebes kalossi, and cost $42. The second mixtures has 4 ounces of Sumatra and 12 ounces of Celebes kalossi, and costs $30. How much does one ounce of Celebes Kalossi cost ?

Write the expression 7x^3-28xy^2 as the product of 3 factors

Compare the following pair of numbers a and b in three ways. a. find the ratio of a to b. b. find the ratio of b to a. c. complete the sentence: a is percent of b. a=120 and b=340 a. the ratio of a to b is . b. the ratio of b to a is . c. a is nothing percent of b.

Which of the following statements is true? a. the irrational number system is not closed under multiplication, because the product of two irrational numbers is always a rational number. b. the irrational number system is not closed under multiplication, because the product of two irrational numbers is not always an irrational number. c. the irrational number system is closed under multiplication, because the product of two irrational numbers is always an irrational number. d. the irrational number system is closed under multiplication, because the product of two irrational numbers is always a rational numbers. reset submit