A retail tenants lease indicates the following rent clause: Tenant to pay a base (minimum) rent of $18 per square foot per year on a total rentable area of 12,875 square feet. In any month that the tenants gross sales exceeds the natural breakpoint, a percentage rent of 3% will added to that months rent. Gross Sales January $750,000 February $600,000 March $680,000 April $640,000 Calculate the total monthly rent that would be charged for FEBRUARY based on this lease and the merchant's gross sales.