Right and simplify an expression for the ratio of the volume of the hemispherical tank to its surface area (including the base). for a sphere, v=4/3(pi)r^2 and sa=4(pi)r^2. what is the volume of the hemispherical tank (including the base)?

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.

3. solve the given inequality and graph the solution on a number line.

Let f(x)=2x and g(x)=2x. graph the functions on the same coordinate plane. what are the solutions to the equation f(x)=g(x) ?me asap