A card relating to the fare to be charged shall be so placed that it can be plainly seen by passengers riding in the taxicab. It shall clearly state the rate of fare to be charged. If the rate to be charged is upon a mileage basis, it shall so state and shall give the schedule of rates. If the rate to be charged is based upon the carrying of passengers within locations bounded by certain streets, it shall so state and shall state the rate to be charged for the carrying of passengers through each district. The type used for the printing of the rates of fares shall be of sufficient size so that it can be clearly read at a distance of three feet. (Code 1981 § 46-42.3. Code 1995 § 154-123.)