Round to the nearest cent when necessary. A half a dozen doughnuts cost $3.49. How much does one doughnut cost?

15 points ! ~ see if you know the answer to both you!

Pranza plotted point a in the coordinate plane below.

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