Aschool has 6th, 7th, and 8th period social studies classes. one student from each class will be chosen to represent the school in an essay contest. the 6th period finalists are manuel, sarah, luis, and eiko. the 7th period finalists are benji, eric, and sandra. the 8th period finalists are hilda, elizabeth, and robby. how many different ways can the students be chosen?

Atype of plant is introduced into an ecosystem and quickly begins to take over. a scientist counts the number of plants after mmonths and develops the equation p(m)= 19.3(1.089)^m to model the situation. most recently, the scientist counted 138 plants.assuming there are no limiting factors to the growth of the plants, about how many months have passed since the plants werefirst introduced? a)o 6.1b)0.6.6c)10 72d)o 23.1