Suppose that there are 23 sophomores and 22 juniors in a Physics class. Two students are chosen at random to participate in a class demonstration. What is the probability of choosing two students at random and the first is a junior and the second one is a sophomore?

The complement of an angle is one-sixth the measure of the supplement of the angle. what is the measure of the complement angle?

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

Landon drove 103.5 miles on tuesday 320.75 miles on wednesday and 186.30 miles on thursday for work his company pays 0.07 $ for each mile he drives he expects to be paid more than $40,000 is he correct explain