4. For the purposes of paragraph (b) of the definition of “percentage pay-out” in section 4 of the Ordinance, the number (representing the percentage pay-out in relation to a class B gaming machine) is the number (expressed as a percentage) calculated in accordance with the formula:
A + B
where:
A represents the proportion (expressed as a percentage) of the number of coins inserted into, or applied in connection with the use of, the machine during a period that will be discharged or registered by the machine in the course of its operation having regard, where appropriate, to the strategies that may reasonably be expected to be adopted by persons who display average skills in operating the machine; and
B represents the proportion (expressed as a percentage) of the value of all coins inserted into, or applied in connection with the use of, the machine during that period that will be paid by the licensee as winnings to persons operating the machine having regard, where appropriate, to the strategies that may reasonably be expected to be adopted by persons who display average skills in operating the machine.