What is 9/2 minus 11/4

Frank has $66.50 in his account on sunday. over the next week, he makes the following changes to his balance via deposits and purchases: day debit ($) credit ($) monday 60.33 80.75 tuesday 54.45 wednesday 49.20 15.00 thursday 35.40 friday 16.85 75.00 saturday 80.56 on what day does frank first get charged an overdraft fee? a. wednesday b. thursday c. friday d. saturday select the best answer from the choices provided a b c d

Express the following as a function of a single angle. cos(60) cos(-20) - sin(60) sin(-20)

:24% of students in a class are girls. if there are less than 30 students in this class, how many students are there? how many girls are there?