1) The wage of an employee shall be calculated as set out hereunder-
a) the hourly wage of an employee shall be the weekly wage divided by the number of ordinary hours of work prescribed for such employee in any week;
b) the daily wage of an employee shall be the hourly wage multiplied by -
i) nine, in the case of an employee who works a five-day week;
ii) seven and half, in the case of any other employee;
c) the weekly wage of an employee shall be the hourly wage multiplied by the number of ordinary hours of work prescribed for such employee in any week;
d) the monthly wage of an employee shall be four and a third times the weekly wage.