Waterway Company uses a periodic inventory system. Details for the inventory account for the month of January, 2020 are as follows: Per Units unit price Total Balance, 1/1/20 210 $5.00 $1050 Purchase, 1/15/20 120 5.50 660 Purchase, 1/28/20 120 5.50 660 An end of the month (1/31/20) inventory showed that 180 units were on hand. If the company uses FIFO and sells the units for $8 each, what is the gross profit for the month? $930 $1050 $1235 $780