During the winter, Tree Grown buys oranges from overseas growers. Tree Grown determines the retail selling price of the oranges by marking up the cost by 120%. The fruit company bought its first shipment of winter oranges for $0.72 per dozen. What is the retail selling price per dozen of this shipment?

A (U.S.) business math course typically includes a review of elementary arithmetic, including fractions, decimals, and percentages. Elementary algebra is often included as well, in the context of solving practical business problems.