Tammy had already read 5 books this year before joining a book club, and she plans to
read 1 book every month now that she has joined. If Tammy has read 28 books so far, how
many months has she been with her book club?
months
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Jeffery conducted a survey in his school and found that 30 of the 50 eighth grade students' favorite subject is mathematics. based on the results, jeffery concluded that out of the 200 students in his school, 120 students' favorite subject is mathematics. select the statement that is true about jeffery's conclusion. a. jeffery's conclusion is not valid because the sample was biased since only 200 students were surveyed. b. jeffery's conclusion is valid because the sample was random since all of the students were eighth grade students. c. jeffery's conclusion is valid because the sample was random. d. jeffery's conclusion is not valid because the sample was biased since all of the students were eighth grade students.

What kind of bond pays interest which is exempt from tax?

There are 45 questions on your math exam. you answered 810 of them correctly. how many questions did you answer correctly?