Cynthia's credit card has a limit of $1,000 with an introductory rate of 0%, a late fee of $35, and currently a balance of $0. the card also has an annual fee of $45 which is applied every year in august. cynthia makes a $75 purchase that shows up on her august bill and she pays $45 before the due date. what will be the balance on cynthia's credit card?
$45
$65
$35
$75

Draw a tape diagram to represent each situation.for some of the situations,you need to decide what to represent with a variable andre bakes 9 pans of brownies.he donates 7 pans to the school bake sale and keeps the rest to divide equally among his class of 30 students

Which of the following is the best first step in solving the equation below? 4+2㏒³x=17

Ascientist places 24 cells in a petri dish. she knows the cells grow at an exponential rate, doubling in number every hour. how long will it take (in hours) for there to be 1100 cells in the dish? time to 1100 cells: 5.51832530 hours how long will it take to reach 110 cells? time to 110 cells : 2.1963972 hours what is the average rate of change in the number of cells between 9 hours and 11 hours? average rate of change: cells per hour what is the instantaneous rate of change after 7 hours? instantaneous rate of change: cells per hour note: you can earn partial credit on this problem.