Acell phone carrier has a family plan rate as follows: the first two phones cost a total of $100. each additional phone cost an additional $10.this can be represented as c(i)=100+10 (i-2)what does c(5) represent?

Tom is making a punch that contains 80% cranberry juice and the rest ginger ale. the punch has 2 liters of ginger ale. part a: write an equation using one variable that can be used to find the total number of liters of cranberry juice and ginger ale in the punch. define the variable used in the equation and solve the equation. hint: 0.8x represents the number of liters of cranberry juice in the punch. (5 points) part b: how many liters of cranberry juice are present in the punch? show your work.

Someone me what is the area of this figure? 18m 18m 8m 16m

21 a stick 7 inches long is broken into two pieces, so that one piece is twice as long as the other one. how long are the two pieces?