T(d) is a function that relates the number of tickets sold for a movie to the number of days since the movie was released. The
average rate of change in Tid) for the interval d = 4 and d = 10 is 0. Which statement must be true?

Ateacher has $80 to buy workbooks. each work book cost $3. if she buys as many workbooks as possible, how much money does she have leftover? a) $2 b) $4 c) $6 d) $8

Bella want to know what the students at her school think of her show. which is the best group to survey to find this information a. go to the mall and ask all of the students she recognizes from school b. ask her viewers to call in durning an episode of the show c. get a list of students at her school from the office and use a random number generator to pick 30 of them d. get a list of students at her school from the office and pick the first 30 students on the list

The area of a circle is equal to 1 dm². find the radius of the circle.