The school that John goes to is selling tickets to a spring musical. On the first day of ticket sales the school sold 13 senior citizen tickets and 13 student tickets for a total of $195. The school
took in $164 on the second day by selling 12 senior citizen tickets and 10 student tickets. What
is the price each of one senior citizen ticket and one student ticket?

Cot(90° − x) = 1 the value of x that satisfies this equation is °. a. 60 b. 135 c. 225 d. 315

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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