Suppose Wildhorse Company uses a periodic inventory system. Details related to inventory for the month of January are as follows: Units Unit Cost Total Balance, 1/1 280 $5.00 $1400 Purchase, 1/15 140 5.00 700 Purchase, 1/28 140 5.20 728 At the end of the month, there were 230 units on hand. If the company uses FIFO and sells the units for $9 each, what is the gross profit for the month? $2070 $1320 $2970 $1650