1.) What is the independent variable in the following situation? Randal was at a hot dog eating contest. He ate hot dogs at a rate of 5 hot dogs each minute *
A. 5 hot dogs
B. 1 minute
C. Number of hot dogs
D. Number of minutes

2.) What is the dependent variable in the following situation? Adrianna earns $18.50 each hour she works. *
A. $18.50
B. one hour
C. Number of dollars earned
D. Number of hours worked

3.) What is the independent variable for the graph?
First Photo

4.) What is the dependent variable for the graph? *
Second Photo

5.) What is the equation for the graph? *
Third Photo

6.) What is the independent variable for the graph? *
Fourth Photo

7.) What is the equation for the graph?
Fifth Photo

Please help me!!!

I will select the BRAINLIEST ANSWER