You decide that you need painting your house so you hire the color my world painting company. before they can paint your house, they need to know how many square feet needs painted so they can be sure to purchase enough paint.

what is the independent variable and what is the dependent variable?

a)
independent variable: the amount of square feet that needs painted dependent variable: the amount of paint to be purchased. because: the amount of paint to be purchased depends upon the amount of square feet that needs painted.

b)
independent variable: the amount of paint to be purchased. dependent variable: the amount of amount of square feet that needs painted. because: the amount of paint that will be purchased causes the amount of square feet that needs painted.

c)
independent variable: the amount of paint to be purchased. dependent variable: the amount of square feet that needs painted. because: the amount of square feet that needs painted depends upon the amount of paint that will be purchased.

d)
independent variable: the amount of square feet that needs painted dependent variable: the amount of paint to be purchased. because: the amount of square feet that needs painted depends upon the amount of paint that will be purchased.