robin is baking a cake for the first time. even though the box says to set the oven to 350 degrees, robin is thinking that the higher the temperature the faster the cake will baking identify the dependant and independent variables

The independent variable is the oven temperature (higher or lower temperature), and the dependent variable is the baking time (faster or slower cake baking).

Marri is conducting a science experiment to measure the amount of pollution produced by cards, and that use gasoline containing different amounts of lead identify the dependent and independent variable