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Coronado Industries had 530 units of "Dink" in its inventory at a cost of S4 cach. It purchased, for $2350, 280 more units of "Dink" Coronado then sold 590 units at a selling price of $11 each, resulting in a gross profit of $2900. The cost flow assumption used by Coronado O cannot be determined from the information given O is weighted average. O is FIFO O IS LIFO