While visiting your cousin, who lives in another state, you buy a souvenir for $12.00. upon entering the purchase price into the cash register, the sales clerk advises you that the total amount due, including tax, is $12.72. what is the sales tax in this state?

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.

Complete the synthetic division problem below.what is the quotient in polynomial form 2/16 -16

Solve each equation using the quadratic formula. find the exact solutions. 6n^2 + 4n - 11