(b) the cost of the automobile to the employer were the greater ofi. the quotient obtained by dividing the cost to the employer of all new automobiles acquired by the employer in the year for sale or lease in the course of the employer’s business by the number of new automobiles so acquired, and
ii. the quotient obtained by dividing the cost to the employer of all automobiles acquired by the employer in the year for sale or lease in the course of the employer’s business by the number of automobiles so acquired.