Hybrid Cars

Suppose car A costs $20,000 and gets 25 miles per gallon of gas. Suppose a hybrid car B costs $25,000 but gets 39 miles per gallon. Suppose gas costs an average of $2.75 per gallon and you drive 12,000 miles per year.  Determine how long it will take for the cost of owning car A to overtake the cost of owning car B.