The department may enter into agreements with any dealer or company for the purchase of motor vehicles for driving instruction in the public schools if the agreements provide that the department pay $1 for each motor vehicle, take title thereto in the name of the State, and agree to resell it to the seller for $1 within sixty days following the last day of the school year. In the event of the seller’s failure to repurchase, the department may retain the motor vehicle or dispose of it in accordance with rules adopted under chapter 91.