Florence looked at her school lunch account and realized it was –$10.83. Which statement accurately explains the value in her account? A The absolute value is $10.83, and she owes money to the school.

B The absolute value is –$10.83, and she owes money to the school.

C The absolute value is $10.83, and she has money to spend in the account.

D The absolute value is –$10.83, and she has money to spend in the account.

Which product is positive a is 2/5 -8/9 -1/3 -2/7 b is -2/5 8/9 -1/3 -2/7 c is 2/5 8/9 1/3 -2/7 d is -2/5 -8/9 1/3 2/7

Given the function f(x) = log base 4(x+8) , find the value of f^-1(2)

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.