The cost of driving your car every year is dependent on many variables, including the number of miles you drive, the cost of gas, the miles per gallon (mpg) your car gets, and fixed costs (insurance, registration, etc). Imagine that buy a new hybrid car that gets 60 mpg. Gas will be $3.10 a gallon and your fixed costs will be $1,800. What will be the variable in the equation to compute how much your car will cost to drive for the next year? The fixed costs The cost of gas The number of miles you drive How the mpg of the hybrid compares to your old car

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