The time it takes Mike to ride his bicycle varies directly with the number of miles. Mike's data is shown in the table. If x = time, and y = the number of miles, which equation models Mike's direct variation?
Ay = 12x
By = 1.2x
Cy = 12 + x
Dy = 1.2 + x
50 poits PLZ HELP
Ay = 12x
By = 1.2x
Cy = 12 + x
Dy = 1.2 + x