Ms williams asked her class if they prefer doing their homework before school or afterschool if the ratio of students who prefer doing homework before school to students who prefer doing homework after is 7: 15 what does the ratio 7/22 represent explain

Answer these questions showing your work plz

Simplify (1/2)4th power a. (1/16) b.(1/8) c.(1/4)

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