Answer the questions below.
(a) A family is measuring its house in order to figure out how much paint will be needed to paint the house. Which is the independent variable in the relationship?
size of house
amount of paint needed
(b) Nicole has a part-time job entering data in a computer. The amount of data she enters affects her pay at the end of the week. What is the dependent variable?
amount of data entered
pay at the end of the week
(c) The equation n = 2 + 4 k gives the value of the output n as a function of the input k. Which is the independent variable?
k
n
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