Word problem involving the surface area of a cylinder A company is going to make a water tank in the shape of a cylinder. As shown below, the tank will have a height of 3 ft and a radius of 6 ft. The tank will be
made from metal (including its top and bottom). Suppose the total cost of the metal will be $ 12,896.60. How much will the metal cost per square foot?
Round your answer to the nearest cent.

The graph below shows the amount of money left in the school’s desk fund, f, after d desks have been purchased. for each new desk that is purchased, by how much does the amount of money left in the school’s desk fund decrease?

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.

How many solutions does the nonlinear system of equations graphed bellow have?