Dean took a total of 15 quizzes over the course of 3 weeks. how many week of school will dean have to attend this quarter before he will have taken a total of 20 quizzes? solve using unit rates

11. a particular type of cell doubles in number every hour. which function can be used to find the number of cells present at the end of h hours if there are initially 4 of these cells? a. n = 4 ()" b. n = 4(2)" c. n = 4 + (2)" din = 4 +"