Katherine spends 7 h a day in school. this includes a 30 min lunch break each day. a) write a ratio that compares the time for her lunch break with the total time she spends at school each day. b) write a ratio that compares the time for her lunch breaks for a week with the total time she spends at school each week. c) determine the number of hours of lunch break she has in a month of school days.

For f(x)=2x+1 and g(x)= x^2 -7, find (f•g)(x)

The variable in a relation who’s value depends on the value of the independent variable is called what?

The accompanying table shows the numbers of male and female students in a particular country who received bachelor's degrees in business in a recent year. complete parts (a) and (b) below. business degrees nonbusiness degrees total male 189131 634650 823781 female 169539 885329 1054868 total 358670 1519979 1878649 (a) find the probability that a randomly selected student is male, given that the student received a business degree. the probability that a randomly selected student is male, given that the student received a business degree, is nothing. (round to three decimal places as needed.) (b) find the probability that a randomly selected student received a business degree, given that the student is female. the probability that a randomly selected student received a business degree, given that the student is female, is nothing. (round to three decimal places as needed.)